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High-heat resistant bits – withstand high-temperature applications for extended periods of time
Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
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
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This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
3 Steps Design for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
【Industrial Grade M35 Cobalt Steel】Made from M35 high speed steel with 5% cobalt, these cobalt drill bits deliver superior hardness, wear resistance and long service life compared with standard HSS drill bits, making them ideal metal drill bits for demanding drilling work.
【Complete 25PCS Metric Drill Bit Set】This 25PCS cobalt drill bit set includes sizes from 1mm to 13mm in 0.5mm increments, providing a versatile drill bits set for metal, steel, wood and plastic. The indexed storage box keeps every drill bit organized for quick selection during drilling tasks.
【135° Split Point Twist Drill Bits】The 135° split point tip allows faster penetration and prevents walking when drilling on metal surfaces. Fully ground twist drill bits ensure precise drilling, smooth chip removal and stable performance across different materials.
【Industrial Grade M35】: High-speed steel drill bit set, these drill bits contain 5% cobalt, which is much harder than the high-speed steel used in similar drill bit sets. Fully ground drill bits with smooth surface, high grinding precision, and sharp edges can reduce friction between the drill bit and the material and reduce the temperature of the drill bit during operation.
【Enhanced Precision Design】: Adopts 135° split point tip for faster penetration and less walking. Deep groove twist drill bit design ensures smooth chip evacuation and stable operation, providing accurate results for demanding work.
【Convenient Size Selection】: This 19 pcs M35 drill bit set includes everything you need to meet all your needs, bringing a user-friendly experience. Set includes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm [1-10mm, in 0.5mm increments].
【Industrial Grade M35】: High-speed steel drill bit set, these drill bits contain 5% cobalt, which is much harder than the high-speed steel used in similar drill bit sets. Fully ground drill bits with smooth surface, high grinding precision, and sharp edges can reduce friction between the drill bit and the material and reduce the temperature of the drill bit during operation.
【Enhanced Precision Design】: Adopts 135° split point tip for faster penetration and less walking. Deep groove twist drill bit design ensures smooth chip evacuation and stable operation, providing accurate results for demanding work.
【Convenient Size Selection】: This 25 pcs M35 drill bit set includes everything you need to meet all your needs, bringing a user-friendly experience. Set includes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm,10.5mm,11mm,11.5mm,12mm,12.5mm,13mm， [1-13mm, in 0.5mm increments].
Self Centering: The 135 degrees quick-cut points are self-centering and penetrate quickly with less pressure; Twist drill bit kit Will not walk or wander
M35 Cobalt Steel Twist Drill Set: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm; 13PCS packed in a plastic bag for easy usage and store
High Quality: Our Twist Drill Bit HSS are manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring rockwell hardness up to 67, for much faster cutting and extra longer life span, with up to 12 times when compared with an average HSS drill bit
Set Includes - The set includes 15Pcs (1/16"- 3/8") Cobalt Drill Bits, This cobalt drill bit also includes the drill bit holder with size index for easy storage and organizing.
M35 Cobalt HSS Drill Bit Set - Made of high-speed steel with 8% cobalt for superior wear, heat & abrasion resistance. These cobalt drill bits for hardened steel deliver longer lifespan in stainless steel, cast iron & hard alloys versus standard HSS.
135° Split Point HSS Drill Bits - This drill bits set feature self-centering 135° quick-cut tips for effortless penetration with minimal pressure. The twisted shank design efficiently clears metal shavings, making them ideal for materials.
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