Top 6 Best Best Drill Bits For Hardened Steel

Cobalt M42 drill bit provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum. Enhanced M42 alloy material contains 8 Cobalt alloy that delivers 10x life vs. Standard bits. High-heat resistant bits withstand high-temperature applications for extended periods of time. Thick web-helix design provides additional stability in tough applications. Surface-hardened tip penetrates tough abrasive materials. Includes 116, 564, 332, 764, 18, 964, 532, 316, 732, 14, 516, 38, 12.

Drill Bit SetIncludes 116, 564, 332, 764, 18, 964, 532, 1164, 316, 1364, 732, 1564, 14, 1764, 932, 1964, 516, 2164, 1132, 2364, 38, 2564, 1332, 2764, 716, 2964, 1532, 3164, 12. This 29 PCS M35 Cobalt Drill Bit Sets meets all your needs. Cobalt 5 HSS High-Speed Steel M35Cobalt 5cobalt drill bit set can effectively drill tough and high tensile materials. The metal drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, superalloys, titanium alloys, rigid plastics, and wood, It can also be used in soft materials. Characteristics The twist drill bit is 135split point with a round straight shank, self-centering prevents walking, and makes drilling precise and faster. Double back Angle process and full grinding process is adopted fully ground process twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance. Packaging The jobber drill bit set includes a portable bucket that can be hung anywhere or on your waist for easy operation. Whether you're a professional woodworker, handyman, or builder, or you're just taking on the occasional housing project as a relaxing hobby, this barrel-packed metal drill bit set has everything you need. After-sales Service BeHappy is a specialized tool product, buyers satisfaction is our most sought goal. If you have any doubts about our products, you can contact us, we are happy to help you solve the problem.

SELF CENTERINGWould you feel trouble by reason that the drill could not precise position easily during working No worries Designed with 135 split point, BOEN drill bit set features the characteristics of preventing walking and cuts stainless steel more fasterly. The handle is straight and round, which means that the high-speed drill can be compatible with all kinds of equipment.. Convenient Spiral Groove A spiral groove design of drill bit set can quickly remove particles while working, reduce friction and heat, thereby improving drilling performance. With it, your powerful machine can easily do DIY, home maintenance, repairs, and more.. Superior MaterialM35 high-speed drill is durable, safe and eco-friendly. The 5 cobalt content extends the tool life and ensures higher heat resistance of the drill. Compared with ordinary drill, it is not only for good performance but also for more important thing--high efficiency. 13 Mutiple - SizesThis 13 PCS Drill Bit Set size includes 116, 564, 332, 764, 18, 964, 532, 1164, 316, 1364, 732, 1564, 14. Additionally, the drill bit iron box and holder with size index allow you to conveniently store and take your needed size. Wide ApplicabilityM35 cobalt drill bits can be widely uesd in metal working, not suitable for glass or ceramic. A perfect ideal for cutting hard alloys such as stainless steel and cast iron. NOTE keep the drill bit vertical with the stuff's surface to be drilled..

Perfect Drill Bits Precision grinding process for a clean surface and high grinding accuracy. Universal round drill shank, widely applicable of tool holding systems and tightly clamped. 135 Split Point Twist Design The 135 degree fast cutting point is automatically centered and penetrates quickly with less pressure, reducing walking, fully ground drill bit with sharp and durable cutting edge. Twist design for clear chips faster. Enhanced M35 Alloy Material These drill bits contain 5 Cobalt alloy steel, which increases wear resistance and durability. Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. Set Includes 116, 564, 332, 764, 18, 964, 532, 1164, 316, 1364, 732, 1564, 14, 1764, 932, 1964, 516, 2164, 1132, 2364, 38, 2564, 1332, 2764, 716, 2964, 1532, 3164 and 12 inch bits Comes in metal indexed storage case for easy storage. QUALITY COMMITMENT If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100 Satisfaction Guarantee for risk-free shopping.

Set of 29 jobber length drill bits includes inch sizes 116 to 12 in 164 increments. Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials. Gold oxide finish lubricates the drill bit and provides wear resistance. Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging. Meets ANSI specifications.

21 PIECES INCLUDED 116, 564, 332, 764, 18, 964, 532, 1164, 316, 1364, 732, 1564, 14, 1764, 932, 1964, 516, 2164, 1132, 2364, 38.. HSS WITH 5 COBALT Durable, Higher Heat Abrasion Resistance.. PRECISE 135SPLIT POINT TWIST DESIGN Prevent walking, clear chips and particles faster.. PROFESSIONAL WIDELY USE M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.. ORGANIZED HOLDER Set includes the drill bit holder with size index for easy storage and organizing..

UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.. 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5 cobalt provides hardness for wear resistance, withstands max 1100 degreeF.. MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.. SMOOTHLY DRILLING - 135-degree split point tip twist design increases cutting speed with self-centering and prevents skating starts or walking.. 18 COBALT DRILL BIT - Round straight shanks, include 10 pack 18-inch diameter hss drill bit with well organized clear ps case..

SET OF 13 COBALT DRILL BITS - In the following imperial sizes 14, 1564, 732, 1364, 316, 1164, 532, 964, 18, 764, 332, 564, 116. M35, Fully Ground, 135 Split Point - Our Drill Bits Contain 5 Cobalt, Are Fully Grounded for a Precision Drilling Diameter. 135 Split Point Design Makes it Easier to Drill Repeated Holes in Harder Materials.. PLASTIC STORAGE CASE INCLUDED - Incredibly Tough and Durable Plastic Case. Perfect for Keeping Your Cobalt Drill Bits Neatly Organized and Safe.. COBALT DRILL BITS ARE THE PERFECT DRILL BITS FOR METAL - As well as other hard materials such as Stainless Steel, Hardened Steel, Cast Iron, Bronze, Titanium, and More. LIFETIME GUARANTEE - Here at Owl Tools USA Based Company we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement..

Premium Bright Finish 2Pack multi-purpose solid carbide drill bits provide better rigidity than high speed steel bits. It is extremely heat resistant and used for high speed applications. Our tungsten carbide WC bits has the advantage of cutting metal either wet or dry and they provide solutions for many businesses such as aerospace drilling jobs for aircraft mechanics, precision machining, hobby supply, etc.. Recommended For Use On aircraft metals chrome titanium inconel stainless steel Alloys Steel Low-Medium-High Carbon Steel Aluminum Copper Glass Plastics Composite Materials Cast Iron -- Our Carbide drills stay sharp many times longer than traditional steel bits making them ideal for the toughest of applications. Optimal Design for Metal Work 118 four facet point angle minimizes drill wander and assures accurately sized holes. Our jobber length, precision ground carbide drills are designed for high feed rates with good chip disposal. smooth finish on the bits increases chip flow. Spiral flutes are constructed with a higher flute angle to remove chips more easily.. Specs Flute Length 1-38 inch, Overall Length 2-12 inch, Drill Size 532 inch Tungsten Carbide Grade ISO K20 Binder 8 Cobalt Hardness 91.3 HRa Uncoated. Tungsten carbide is a composite material, although it looks like a metal, it is a composite of Tungsten carbide powder mixed with cobalt as a binder metal, the resulting material is more like a ceramic than a metal. It is a very hard material being a 9 on the Mohs scale where diamond is a 10 and hard steel around 5. It will chew down into most anything but the hardness makes them brittle with virtually no plasticity. Unstable drilling can result in a broken bit. These drills like a a rigid dri.

29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point. 116 - 12 by 64ths - Ultra Dex. Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance. Special Hi-Molybdenum tool steel Gold Oxide.