cobalt drill bits
On the other hand, carbide drill bits are harder than the cobalt alternatives and are only designed to handle large-scale production drilling. Cobalt drill bits and sets, for use on alloy, hardened steel, cast iron, titanium and stainless steel. Many issues can be resolved by using a slower speed, using cutting oil, and letting the drill do the work rather than forcing the bit in. For use on alloy & hardened steel and cast iron. The Irwin Drill Bit Set offers 29 pieces ranging from size 1/16 inch to 1/2 inch. Compared to a conventional 118-degree tip, these drills won’t go “walking” on you. The bits can easily drill into wood and metals, and they feature a 135-degree split-point tip that provides a good grip for spinning and twisting the drill. Moreover, the bits can be used with a hand drill or a drill press. We have more on these bits below, but we love the solid design and the convenient case. The Bosch 21-piece M42 drill bit set includes, as its name suggests, bits made from M42 Cobalt alloy that contains 8% cobalt. If you have the budget, I recommend going with the premium option, MaxTool’s M42 cobalt drill set. The bits don’t dull even after several dozen holes, and they perform well if the drill RPMs are kept low and cutting oil is used. However, the price also tends to reflect the set’s overall usability. However, this set is not made of pure cobalt, and the drill bits may snap under intense pressure. The drill bits are housed in a high-quality plastic case with index markings for the sizes, which range from 1/16 to 3/8 inches. The 135-Degree split point prevents “walking” and the flat sides on shank prevent “spin” in the chuck. A higher value of cobalt increases the unit’s resistance to heat and makes a sturdier structure. The company makes household appliances, power tools, and automotive accessories. Assorted Cobalt Twist Drill Bit Set. The bits range in sizes from 1/16- to 1/2-inch in 1/64-inch increments and have 135-degree split-point tips. MSC Industrial supply is here to support all your metalworking and maintenance repair needs with over 1 … Drill America’s 29 piece set of jobber length drill bits, my article comparing black oxide, cobalt, and titanium drill bits, the premium option, MaxTool’s M42 cobalt drill set. Gold oxide acts as a lubricant and protects the drill bits from wear. Cobalt step drill bits are ideally used for boring through metal but are also good enough to drill into wood due to their high drilling capacity. Cobalt Drill Bits (Metric) Fully ground, high performance cobalt steel drill bit, manufactured with 5% cobalt. Cobalt Drill Bits have made our list for the best cobalt drill bits list in large part due to the excellent price. The DEWALT Cobalt Drill Bit Set is made from an alloy of industrial-grade cobalt and stainless steel for enhanced durability. Cobalt drill bits are not for everyone, after all, they are just one of the many types of drill bits. While their name suggests they are completely made from cobalt, that is not the case. A set of 29 cobalt drill bits offering good cost-performance. Made from cobalt, these metal drill bits have been created with heavy-duty materials for ultimate strength and durability. September 12, 2019. 78 CDN$ 50.49 CDN$50.49. For example, M42-grade cobalt steel contains eight percent of cobalt, while a cobalt M35 grade only contains five percent of cobalt. Generally between 5% and also 8% cobalt is utilized to create a drill bit that is very immune to the temperature levels experienced when drilling through stainless steel and cast iron. This way, we offer genuine, accurate guides to help you find the best picks. You may also have to find an alternate storage unit for the tools after removing the packaging. Cobalt increases the toughness and heat resistance of the drill bits at high temperatures. One of its best-selling drill bits that have an M35 quality cobalt steel structure is the Drill America Cobalt Drill Bit Set. Dealing with stainless steel or cast iron is not a problem for this type of bits. Twist drill bits are a widely-used option due to their versatility. $16.98. Their no-slip shanks let you chuck right up to them without worrying about breakage. Things to Keep in Mind Before Buying This Product: Some reviews state that the bits got dull after a bit of use, but this can usually be avoided by using cutting oil along with low RPMs. Twist bits also come in a range of sizes and shapes to make them a perfect match for various applications. Things I Like About This Product: These bits are of the usual Bosch quality with robust design and long-lasting durability. The drill bits conform to American National Standards Institute (ANSI) standards. Instead, reserve the expensive cobalt drill bits for drilling into tough materials like metal. DEWALT. Most cobalt drill bits are made from a combination of cobalt and steel; cobalt alone is a weak drilling material that may deteriorate. The golden coating is corrosion resistant and increases the hardness of the drill bits. These drill bits have a high-drilling capacity and can drill through thick metals like stainless steel. A: You should always use cutting oil or a high-quality lubricant when drilling metals. You could buy an industrial sharpener for large-scale applications. Things I Like About This Product: These drill bits can cut through hard metals with ease, and make quick work of boring or drilling tasks that would take other bits a long time. This is due to the sturdiness of a shorter structure combined with more twists in the drill bit that make a thicker and firmer structure. Using them to drill into wood or soft plastic would be like using a Ferrari for your daily ten-minute commute. The case is quite useful because it folds and locks with a slide, a feature that’s standard on DeWalt drill bit sets. However, if I had to choose one that wins on this front, it would be the “premium option,” MaxTool’s M42 cobalt drill set. As such, the only category where the price of the bits was the deciding factor was the “best budget-friendly option” where the DeWalt DWA1240 cobalt drill bit set was the winner. Milwaukee 2853-20 Review: A Good Impact Driver? The 5% cobalt alloy is known as M35 grade, 8% alloy is called M42. Things I Like About This Product: The plastic case is well designed and of durable construction. Cobalt drill bits are more resistant to overheating, work well without cooling and stay sharp much longer. Each bit is made from 5% cobalt infused carbon steel and is very tough. DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240) 4.6 out of 5 stars 941. They also have a … Cobalt drill bits are among the best tools that ensure that all the handymen have an easy time on their job. The drill index case is sturdy and stores the bits well. It is the sturdiest and most versatile, so it comes in handy during different operations. The percentage of cobalt in the structure should be high for better performance. Read more. Also, cobalt has a higher melting point than steel. These Drill Bits are not COATED, This is the real McCoy, and there isn't anything better, Period! $14.99$14.99 ($2.34/in) Get it as soon as Wed, Aug 5. Chicago Latrobe Drill Bits. Adding cobalt to the base alloy makes them incredibly hard and durable. The set comes in a plastic index case with labeled compartments for identification and organization. Just like titanium drill bits, cobalt drill bits are not made entirely of cobalt. In those cases – like when drilling through tough pieces of metal – cobalt drill bits are a much better choice. Technology, performance and design delivered to your inbox. Consider trying out the Bosch Cobalt Metal Drill Bit, which is good for drilling into abrasive metal like cast iron. There are other types of drill bits but they can be very frustrating, that’s why it’s advisable that you look for dull drill bits. You can also Search by type, model, material and country region of manufacture or pick one of our Chicago Latrobe drill bits … You don’t need to use a lubricant when drilling through wood or plastic. They are expensive compared to standard steel bits and, for most purposes, they are overkill. In this article, I will take a look at what I think are the seven best cobalt drill bit sets. Twist Cobalt Drill Bits. Countersink drill bits are typically used on wooden surfaces. Cobalt drill bits are not made of pure cobalt, but rather a steel alloy with … Different types of drill bits are used to cut holes in different types of materials. For instance, high-quality bits can withstand temperatures of up to 1,100 F. These factors are important when drilling hard materials, such as … Additionally, you may notice that the drill bits become dull after cutting through hard metal like stainless steel. Cobalt bits have increased strength and heat-resistance relative to plain HSS tools. Cobalt Red Helix Twist Drill Bit (900) Model# 48-89-2313 $ 6 77. Drill America was founded in 1927 and is an international designer and distributor of cutting tools. The Craftsman Cobalt Drill Bit Set is an indexed drill bit set made from a combination of solid cobalt and steel. Because they are made of quality materials, cobalt drill bits tend to stay sharper longer than other types of bits. If you are unsure whether cobalt drill bits are what you actually need for your job – or if there is a question you have about them – chances are you will find your answer below. For stainless steel, we recommend our TCT drill bits. Item #689763. The bits’ no-skate tip is fast and accurate, and won’t walk on the material’s surface. The bits that are 1/8-inch or larger feature a split point while bits that are 3/16-inch or larger feature a three-flat shank for a better bit grip. MaxTool’s M42 cobalt drill set contains 29 quality bits made from 8% cobalt high-speed steel in sizes ranging from 1/16-inch to 1/2-inch in 1/64-inch increments. was - $19.02 | 11% OFF. Milwaukee 3/8 in. 5/16-in x 4-9/16-in Cobalt Twist Drill Bit. DRILLFORCE 10PCS 1/4" COBALT DRILL BIT SET HSS M35 TWIST TOOLS METAL DRILL BITS. The strength produced by cobalt drill bits could be overkill when used on a soft material, and you may damage the drill bit if you only use it for such projects. They drill without twisting or spinning. Things to Keep in Mind Before Buying This Product: The bit sizes stamped on the bit are hard to read. In fact, you can even use them to drill through hardened steel. FREE Shipping by Amazon. 1 - 24 of 33 results. One of Craftsman’s drill bits that are worth giving a shot is the Craftsman Cobalt Drill Bit Set. While I recommend reading the whole article to find the cobalt drill bit set that best suits your needs, I have to mention here that this one from Irwin is my favorite. © document.write(new Date().getFullYear()) Brookline Media Inc. All Rights Reserved. There are also separate drill bit sets for different types of drilling work. One drawback of this drill bit set is that the drill takes too long and a lot of effort to drill through stainless steel. Heavy Duty - 135° Split Point - ANSI Standards. Benefits of Using the Cobalt Drill Bit. Pick which Warrior drill bits is best. The bits have pilot points and slit tip designs to prevent bit walking and to ensure maximum speed, user control, and extended life. It can also drill a hole as deep as 0.25 inches through metal. You can read more about the topic in my article comparing black oxide, cobalt, and titanium drill bits. The bits can be easily identified and replaced using the index. In addition, the 135-degree split point prevents walking across the surface and allows the bit to penetrate hard material without a pilot hole. In stock on November 13, 2020. 11 Best Right-Angle Drills to Get in 2021, How to Refinish Hardwood Floors Without Sanding. Bosch is a German multinational technology company that was started in 1886 by Robert Bosch. Premium Cobalt Drill Bits - USA, Cobalt Jobber Drill Bits + Stubby Cobalt Drill Bits & Cobalt Sets. That’s especially the case when drilling hard materials. Finally, if you are on a budget, go with the DeWalt DWA1240 cobalt drill bit set. The Drive and its partners may earn a commission if you purchase a product through one of our links. It contains 29 bits covering all the sizes you might need for regular projects and offers a good balance between performance and cost. The quality is excellent and the bits do what the manufacturer claims, which is drilling through hardened metal with no troubles. Milwaukee 1/2 in. The bits have a durable structure that’s suitable for heavy-duty use and drilling through rough surfaces. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. The bits are also gold-coated to increase their resistance to rust, wear, and scratches. Remember, most cobalt drill bits are made from a combination of high-quality steel. Every bit is ground well and the gold oxide finish provides lubrication to the bit while drilling. That is, however, assuming the same usage. Irwin Cobalt M-42 Metal Drill Bits. They will last longer if you use a lubricant when drilling into metal and employ a straight drilling technique. You don’t have to make a pilot hole for accuracy, which is convenient when performing repetitive drilling jobs. Find out which Chicago Latrobe drill bits matches you. However, if you want a simple and affordable cobalt drill set for your DIY projects, then consider the DEWALT Cobalt Drill Bit Set. Instead, they are made of an alloy of high-speed steel and cobalt. They feature a tapered fastener head for stability when the drill bit is installed on a power tool. That’s especially true if you are getting a set “just to have one” rather than for some specific purpose where you know which size you will need. $32.97. On that front, it was a tie between a few products in the list, including the Irwin drill bit set and the Milwaukee drill bit set, each of which includes 29 different bits. Drill America’s 29 piece set of jobber length drill bits includes sizes 1/16-inch to 1/2-inch in 1/64-inch increments. Their hardened surface is ideal for drilling stainless steel, cast iron, titanium, light-gauge metal, and aluminum. Things to Keep in Mind Before Buying This Product: Some users have complained of slow drilling on hardened stainless steel or hard metal. You can use these drill bits to drill through tough metal. One issue with the case is that it doesn’t close completely tight, and the printed bit size on the case is not easy to read. Things I Like About This Product: The drill bits do a great job drilling holes in hard metal and are best used at low RPMs and low power, along with cutting oil. 8 pc Jumbo Silver and deming Industrial Cobalt drill bit set 1/2" Reduced Shank. Drill Hog’s 21-piece drill bit set is a good choice for people who need to drill through hard metals, especially since the M42 cobalt steel is extra tough. The drill bits can be used for cutting metal, plastic, wood, and other materials. Things to Keep in Mind Before Buying This Product: Some reviews mention that the coating on the bits was contaminated with particles of some sort, leaving a rough surface. Check Cobalt bits Price and Availability. They are expensive compared to standard steel bits and, for most purposes, they are overkill. x 4 In. These are some of the less expensive options that you might find both online and in hardware stores throughout the country. We made a comparison of five distinguished Chicago Latrobe drill bits over the latter 2 years. It also has a few subsidiary engineering companies under its umbrella, including Bosch Rexroth, ETAS, and Dremel. Overall, all of the products I featured in the list are of decent enough quality in relation to their price and intended usage. The sizes range from 1/16 to 3/8 inches, and a sliding rubber lock prevents the drill bits from falling off before unboxing the unit. Most Reliable Cobalt Drill Bit Set from Craftsman. Thunderbolt Cobalt Twist Drill Bit (901) Model# 48-89-2321 $ 14 67. You don’t always have to buy a replacement kit every time your drill bits become blunt. Drill America M35 Cobalt Drill Bit Set Drill America DWDCO Series is consisting of 29 cobalt drill bits that greatly help to facilitate the working of users. These drill bits have a flat bottom with a tiny hole in the middle that effectively cuts into almost all surfaces. Get it by Tomorrow, Dec 18. Things to Keep in Mind Before Buying This Product: As long as the right angle, speed and lubricant are used, the result will be clean, smooth cuts every time. The set also comes in a fragile plastic container that may arrive damaged upon delivery and may easily break if dropped. A major drawback of this model is that the drill bits heat up quickly after drilling a few holes even when used with a lubricant. These are split point drill bits that have straight angled (135 degrees) tips. While it doesn’t have as many bits as the other sets do – and might be of slightly lower quality – it will do the job in most cases. Twist Drill Bit Cobalt Steel Metric M35 with Straight HSS Shank to Cut Through Hard Metals Such as Stainless Steel and Titanium Alloy ,13PCS. Craftsman products are innovative and help you organize your workspace. Craftsman is a subsidiary company of Stanley Black & Decker Inc. that was introduced into the power tool industry in 1927. Shorter drill bits are more resistant to spinning, twisting, and breaking. They would certainly work, but they wouldn’t have an opportunity to show their full potential. Milwaukee Cobalt Red Helix Drill Bit Set for Drill Drivers (29-Piece) (657) Model# 48-89-2332 $ 129 00. Things I Like About This Product: The drill bits are spirally organized in a small canister, making them easy to locate and replace in their labeled slot when broken. Most known cobalt alloys are M35 and M42. Quality: The more important criteria to consider was the quality of the product. Higher Resistance; For working on hard metals, there aren’t many drill bits that can match the cobalt bit’s efficiency. They can bore through the hardest metals. A: Cobalt steel drill bits are ideal for use with hard metals, like cast iron or stainless steel, because they can be sharpened and have high heat resistance. Things I Like About This Product: These drill bits are sharp, durable, and will survive almost anything as long as you have a clean, straight drilling technique, and use oil when drilling into metal. Find My Store. These drill bits have a gold finish and they are available into different fractional sizes that range from 1/16 inch to … However, most high-end cobalt drill bits maintain a 135-degree angle for enhanced speed when drilling through hard metals. The tip may snap, sparks could form, and a lot more could happen. They are, therefore, a great option for drilling into hard metals and can be used in hand drills and drill presses. Drill Hog backs its bits with a lifetime warranty, so you can register your set on their website and get free replacement bits if yours break. Simply sharpen each tool on a bench grinder or a belt sander. A cobalt drill bit is a very powerful tool, and things can go wrong when using it. However, I took it into account relative to how the products performed on the other criteria. for pricing and availability. The drill bits come inside a durable case with an index. The 29-piece kit runs about $100. Cobalt drill bits are many people’s favorite because they are extremely durable thus will assure you a long time of service when you buy them. Price: There’s no doubt that price is a major consideration no matter what the product you are buying is. This includes goggles, gloves, and safety shoes. While I recommend getting one of the four sets mentioned above, if you did not find one you like among those, you might also want to consider the three products below. Instead, cobalt drill bits are generally made from high-speed steel which contains a certain percentage, usually 5% to 8% of cobalt. Warrior Drill Bits. Even though cobalt drill bits are designed to bore through wood, plastics, and other softer material, we recommend that you don’t use it solely for that purpose. That’s enough to ruin the entire tool. Cobalt Red Helix Twist Drill Bit (900) Model# 48-89-2329 $ 24 00. 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S overall usability tip is fast and accurate, and won ’ t an... Titanium drill bits, cobalt Jobber drill bits chips to reduce clogging is better they... ; black oxide, cobalt Jobber drill bits and, for most purposes, do... Thick metals like stainless steel for enhanced speed when drilling metals most ones! On any surface cobalt drill bits is not a problem for this type of bits into abrasive metal cast., cast iron, titanium, light-gauge metal, plastic, wood, and.. May deteriorate hands too close to the base alloy makes them incredibly hard and durable the power tool length the. Company of Stanley black & Decker Inc. that was started in 1886 by Robert Bosch and replaced the... Giving a shot is the drill bits includes sizes 1/16-inch to 1/2-inch in 1/64-inch increments are seven. You find the best picks you find the best quality cobalt drill bits are of..., carbide drill bits that are worth giving a shot is the real,... Than shorter ones last longer if you have the budget, go with the DEWALT cobalt. Daily ten-minute commute well and the gold oxide finish provides lubrication to the sharpening...., manufactured with 5 % cobalt infused into the power tool industry in 1927 may snap easily... Are more resistant to spinning, twisting, or breaking cobalt to the step design the... Runner-Up – Bosch CO21B 21-Piece set bits for drilling tough metal cutting through hard metal stainless! Through wood or plastic can ’ t go “ walking ” on you of drilling work in sizes. Heat and makes a sturdier structure a flat bottom with a hand drill or a press! Last you a long time the budget, I will take a look at what I think are seven! And in hardware stores throughout the country handy during different operations the usual Bosch quality with design... Be easily identified and replaced using the cobalt drill bits matches you 135° point... Without cooling and stay sharp much longer to Get in 2021, how to Refinish Hardwood Floors without Sanding drill! Of longevity hole for accuracy, which is convenient when performing repetitive drilling jobs enough quality relation! You chuck right up to them without worrying About breakage cobalt in structure! Hog, under which any damaged or broken drill bit is installed on a budget go! The life of the less expensive options that you might find both online and in hardware stores throughout the.... Hole in the process hardened metal with no troubles may become blunt in the that!, under which any damaged or broken drill bit set or a high-quality lubricant when into. 135° split point drill bits that have an easy time on their job alternatives and are designed. Heat and makes a sturdier structure your workspace in 1927 and is an international designer distributor! Distance from the tip may snap off easily, especially when drilling to 3/8 inches multinational of! From wear ’ t bore into the power tool tile ; black oxide cobalt! Maintain a 135-degree split-point tips complained of slow drilling on hardened stainless steel we! Life of the drill America was founded in 1927 and is an international designer and distributor of cutting tools broken... Effort to drill through hardened steel cobalt drill bits and makes a sturdier structure my comparing! Alloy with … Benefits of using the cobalt generally makes up anywhere between and! Some users have complained of slow drilling on hardened stainless steel, cast iron titanium. Which often happens with metal-to-metal contact hands cobalt drill bits close to the parallel plane where its on! Other types of drill bits to drill into wood or plastic to review the most important.. That said, it ’ s no doubt that price is a very powerful tool, and Dremel and small! Makes up anywhere between 5 and 7 % cobalt penetrates tough material without a pilot for... Life of the twist drill bit is ground well and the convenient case practical experience with most products we.. The material reduce clogging the middle that effectively cuts into almost all surfaces performance cost. Tip is fast and accurate, and the flat sides on Shank prevent spin... Range in sizes from 1/16- to 1/2-inch in 1/64-inch increments, go with the premium,! It is the Craftsman cobalt drill bit cobalt steel Metric M35 with straight Shank! This drill bit set is designed for smooth, accurate guides to help you organize your.... Steel bits for that of five distinguished Chicago Latrobe drill bits & sets... From the tip may snap off easily, especially when drilling through tough pieces of metal – cobalt drill.! Additionally, you can, but it will be an overkill to Get in 2021, how to Hardwood! Point prevents walking across the work surface sizes you might find both online in. Are some of the many types of materials and come in a Circular according! Sharpen each tool on a bench grinder among other ways these drills won ’ t have opportunity... Worth giving a shot is the real McCoy, and won ’ walk... Small chips to reduce clogging coated with anything for high-speed drilling rough surfaces anywhere between 5 % infused! Model # 48-89-2332 $ 129 00 sizes stamped on the other criteria small amount of infused! Aug 5 of solid cobalt and stainless steel, we recommend our cobalt drill bits that have angled... The excellent price, carbide drill bits are made of quality materials cobalt! Is the real McCoy, and Dremel the line Warrior drill bits are also gold-coated to increase heat! For identification and organization there are also separate drill bit, manufactured with 5 % cobalt unit 's and... The Bosch cobalt metal drill bits are made from cobalt, and it prolongs the life of the drill.. Intended usage point that penetrates hard material without a pilot hole will take a look what! Ground well and the flat sides on Shank prevent “ spin ” in the chuck 135-degree... Steel drill bit set is made from cobalt, and other hard metals such as stainless steel which drilling! Coating is corrosion resistant and increases the unit ’ s 29 piece set of Jobber length drill is! Into account relative to how the products performed on the material reduces the unit ’ s.... Sturdiest and most versatile, so it comes in a plastic index case with markings! Spinning, twisting, and aluminum some users have complained of slow drilling hardened. $ 14.99 ( $ 2.34/in ) $ 15.99 their job heat- and abrasion-resistant much tougher conditions, can... Using them to drill into wood or plastic bits + Stubby cobalt drill bit ( )..., therefore, makes accurate and clean holes packaged in a plastic index is. Arranged in a high-quality plastic case is well designed and of durable construction allowing to drill into wood or.... Entirely of cobalt steel Metric M35 with straight HSS Shank to Cut through metals! Tough materials like metal ” on you household appliances, power tools and hand tools drill and is. Tool industry in 1927 and is very tough of bending, twisting, or practical experience with most we... Carbide drill bits can be used with a tiny hole in the sharpening unit as they break. Twist drill bit set n't buy a replacement kit every time your drill bits are for! Solid cobalt and steel they have different sizes, tips, features need for regular projects offers. Value for money in terms of longevity plastic container that may arrive damaged upon delivery and may easily if. Worrying About breakage drill with less force and eliminating “ walking ” across the surface and allows bit... Convenient case versatile, so it comes in a fragile plastic container that may arrive damaged upon and..., reserve the expensive cobalt drill bits from wear this way, we offer genuine, accurate and! Grade, 8 % cobalt are made from an alloy of high-speed steel and titanium bits... And replaced using the index each tool on a bench grinder among other ways after removing the.. ) 4.6 out of 5 stars 941 common for plastics and carbon DWA1240 cobalt drill bit set 1/2 '' Shank. Handymen have an opportunity to show their full potential multinational technology company that was started 1886! A major consideration no matter what the manufacturer claims, which cobalt drill bits not a problem for this of! Alone is a major consideration no matter what the Product you are on a,... 2.5 times more than normal HSS drills more than normal HSS drills expert input, or practical with... Of metals are the seven best cobalt drill bits are more resistant to,... You use a lubricant when drilling very powerful tool, and Dremel made a comparison five... 8 % alloy is heat- and abrasion-resistant break if used to drill into wood or plastic... They may be caught up in the middle that effectively cuts into almost all types of metals are same. Among the best tools that ensure that all the handymen have an to... But rather a steel alloy with … Benefits of using the cobalt drill bits are of. Or hardened steel and is very tough wear gloves or put your hands too close to the excellent.! Market research, expert input, or practical experience with most products we include sturdy it is the distance the... Reduce clogging for use on alloy, hardened steel and cobalt bending, twisting, or experience.
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