Top Cobalt Twist Drill Bit

uxcell 6.7mm Drilling Dia Straight Shank Hss Cobalt Metric Twist Drill Bit 2pcs

uxcell 6.8mm Drilling Dia Straight Shank HSS Cobalt Metric Twist Drill Bit 2pcs

uxcell 12.8mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool

uxcell 12.1mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool

GMTOOLS 1/4 inch Cobalt Drill Bits, M35 HSS, 135 Degree Tip, Jobber Length Twist Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron, Wood and Plastic, with Storage Case, Pack of 10

• Packaging: 10 pcs Cobalt Drill Bit Set , Diameter 1/4”(Dia 6.35mm) , Flute Length 2-3/4”(69.85mm) , in a sturdy plastic case for easy storage and carrying..
• 1/4″ M35 Material Cobalt drill bits: 1/4″ drill bits for metal is made of Industry grade M35 High Speed Steel, containing 5% cobalt, which increases drill bit wear-resistance, durability and heat resistance..
• 135 Degree Tip Twist Design: precise positioning, lower pressure, fast penetration. Equipped with a straight shank to prevent walking, making drilling more precise and fast,clears particles quickly, decreases friction and heat..
• Feature：cobalt drill bit’s hardness is uniform so that can be repeatedly sharpened without damaging the cutting edge, suit for hard metals, stainless steel, cast iron, galvanized pipe, high temperature alloy, titanium alloy, woods and hard plastics..
• 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!.

uxcell 10.7mm Dia HSS Cobalt Straight Shank Metric Twist Drill Bit Drilling Tool 2pcs

uxcell 9.1mm Dia HSS Cobalt Straight Shank Metric Twist Drill Bit Drilling Tool 2pcs

uxcell 10mm Drilling Dia 130mm Length M35 HSS Cobalt Round Shank Twist Drill Bit 2pcs

M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Straight Shank Jobber Drill Bits, Metal HSS Twist Drill Bits for Stainless Steel Hard Metal and Cast Iron

• ✅【5% COBALT TWIST DRILL BITS SET】Made from M35 Cobalt Steel with Molybdenum and Cobalt added to form a hardened alloy, can measure up to 67 Rockwell hardness, cut faster, last longer, and last longer than normal HSS drill bits 12 times..
• ✅【19PCS METRIC DIRLL BITS SET】The set includes 19pcs of M35 cobalt steel twist drill bits: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7 mm, 7.5mm, 8 mm, 8.5mm, 9 mm, 9.5mm, 10 mm. Organized in a sturdy plastic storage case for easy transport to your workplace..
• ✅【TWIST DESIGN AND PERFORMANCE】Precise 135° SPLIT Point, Gold Oxide Surface and Round Straight Shank. Prevents walking and removes chips and particles faster. Precision fully ground to ensure smooth chip movement..
• ✅【PROFESSIONAL AND WIDELY USED】M35 Cobalt High Speed Steel is more suitable for hardening materials. Ideal for cutting stainless steel, steel and cast iron as well as wood, aluminum alloys and other metals. Not suitable for glass or ceramic materials. Pay attention to speed, pressure and heat control when drilling..
• ✅【SERVICE】If you have any problem with our metric drill bit set or are not satisfied with the product, please feel free to contact WildBossy..

Sipery 10Pcs M35 Cobalt HSS Twist Drill Bits 3mm with Straight Shank, Drilling for Stainless Steel, Copper, Aluminum Alloy and Softer Materials

• Specification - 10Pcs 3mm cobalt drill bits, each kit contains a total of ten drill bits in the same size, Blade length: 33mm/1.3inch, 135 degree point, straight shank..
• Material - HSS Cobalt high speed steel for super abrasive resistance in tough metals, improve much higher heat resistance because of cobalt steel's high red hardness..
• Durable - HSS Cobalt Drill Bit provide strong durable performance compared to typical hss drill bits..
• Easy to Carry - The twist drill bits are housed in plastic case for easy storage, easy to carry out homework..
• Multi-purpose Use - HSS Drill Bits are successful in cutting hard metals such as stainless steel, copper, aluminum alloy, and also can be used for softer materials..

Sipery 10Pcs M35 Cobalt HSS Twist Drill Bits 4mm with Straight Shank, Drilling for Stainless Steel, Copper, Aluminum Alloy and Softer Materials

• Specification – 10Pcs 4mm cobalt drill bits, each kit contains a total of ten drill bits in the same size, Blade length: 43mm/1.7inch, 118 degree point, straight shank..
• Material – HSS Cobalt high speed steel for super abrasive resistance in tough metals, improve much higher heat resistance because of cobalt steel’s high red hardness..
• Durable – HSS Cobalt Drill Bit provide strong durable performance compared to typical hss drill bits..
• Easy to Carry – The twist drill bits are housed in plastic case for easy storage, easy to carry out homework..
• Multi-purpose Use – HSS Drill Bits are successful in cutting hard metals such as stainless steel, copper, aluminum alloy, and also can be used for softer materials..

Lichamp 1/4' HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

• 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..
• 1/4" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/4-inch diameter hss drill bit with well organized clear ps case..