Best and Coolest 22 Cobalt Twist Drill Bits in 2020

 

LHQ-HQ Drill M35 10pcs 14 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories

LHQ-HQ Drill M35 10pcs 1/4 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories

LHQ-HQ Drill M35 10pcs 1/4 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories - High quality and durable for use. Made of cobalt, rigid and durable. Triangle shank which is more solid. Drill hole quickly and smoothly. The products of our store will be carefully selected before delivery and then delivered to youif you have any questions, please feel free to contact us we will usually reply to any message you send within 3 hours or no more than 8 hours.

 

Genuine Product Drill M35 10pcs 14 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories

Genuine Product Drill M35 10pcs 1/4 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories

Genuine Product Drill M35 10pcs 1/4 Inch Shank Triangle Shank Cobalt Twist Drill Bits Drill Accessories - Drill hole quickly and smoothly. Please only choose from seller “zxy-nan”, we will not take responsibility for any poor quality product from other sellers. Made of cobalt, rigid and durable. High quality and durable for use. Triangle shank which is more solid.

 

Industrial Cobalt Drill Bit Set 13pcs M35 High Speed Steel Metric Twist Drill Bit Drilling Tool for Hardened Metal Stainless Steel Cast Iron

Industrial Cobalt Drill Bit Set, 13pcs M35 High Speed Steel Metric Twist Drill Bit Drilling Tool for Hardened Metal, Stainless Steel, Cast Iron

Industrial Cobalt Drill Bit Set, 13pcs M35 High Speed Steel Metric Twist Drill Bit Drilling Tool for Hardened Metal, Stainless Steel, Cast Iron - 2 precise 135° split point design is more easily self-centering and more quick penetrate with less pressure will not “slide” or “crawl ” . 5 these are very sharp drill bits also can use for making pilot holes preparing for the use of a larger bit or just creating a dimple to accurately center a larger bit such that it doesn’t “crawl “. 4 great drill bits for drilling steel plate, please be sure slow drill down and recomend alternated between cutting oil and 40 weight oil for cooling. 1 industrial grade hss twist drill bit contain high speed steel 95% cobalt 5%, the hardness can reach hrc 64-66, wear resistance higher than normal drill bits. 3 work for most hard material, for instance steel, stainless steel ,iron ,cast iron, copper, alloy, aluminum, plastic, but not for hardened steel , high carbon steel, glasses and ceramic.

 

DRILLFORCE20-piece 332 Round Shank HSS M35 Cobalt Twist Drill Bits for Metal 332

DRILLFORCE20-piece 3/32″ Round Shank HSS M35 Cobalt Twist Drill Bits for Metal (3/32)

DRILLFORCE20-piece 3/32″ Round Shank HSS M35 Cobalt Twist Drill Bits for Metal (3/32) - 118-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. High quality material- high speed steel cobalt -m 35 cobalt steel best material. High efficiency in drilling metals, and stainless steel. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. 20pcs,3/32″,hss cobalt jobber twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc with packing 10pcs in plastic bag.

 

Toolso 10pcs Practical High Speed Steel M35 Cobalt Twist Drill Bit 18 Double Ended Cobalt M35 Drill Bit Set Wood Metal Drilling

Toolso 10pcs Practical High Speed Steel M35 Cobalt Twist Drill Bit 1/8″ Double Ended Cobalt M35 Drill Bit Set Wood Metal Drilling

Toolso 10pcs Practical High Speed Steel M35 Cobalt Twist Drill Bit 1/8″ Double Ended Cobalt M35 Drill Bit Set Wood Metal Drilling - High speed steel to obtain high hardness, high wear resistance and high toughness. Whole by grinding forming, accurate size, high life, the efficacy of long. Difficult to machine the workpiece can be processed stainless steel, tool steel, through heat treatment,. Can be used radial drill, bench drill or hand drill chuck for drilling operations.

 

Hvlystory 5pcs 4-10mm HSS M35 Cobalt Twist Drill Bit 456810mm for Metal Stainless Steel Aluminium Copper

Hvlystory 5pcs 4-10mm HSS M35 Cobalt Twist Drill Bit 4/5/6/8/10mm for Metal Stainless Steel Aluminium Copper

Hvlystory 5pcs 4-10mm HSS M35 Cobalt Twist Drill Bit 4/5/6/8/10mm for Metal Stainless Steel Aluminium Copper - M35 cobalt high speed steel to obtain high hardness. Can be used for radial drill, bench drill or hand drill for drilling operations. Suitable for stainless steel, luminum, iron, galvanized tube, etc. High wear resistance and high toughness through heat treatment.

 

DRILLFORCE 5PCS 2564 Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 5PCS 25/64″ Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 5PCS 25/64″ Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High quality material- high speed steel cobalt -m 35 cobalt steel best material. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. Drillforce 5pcs 25/64″ inch hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. High efficiency in drilling metals, and stainless steel. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface.

 

Metric M42 8 Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal 1mm-10mm19pcs

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs) - 19pcs 135 degree split point drill bits includes 1mm(length34cm)15mm2mm25mm3mm35mm4mm45mm5mm(length85cm)55mm6mm(length9cm)65mm7mm75mm8mm(length115cm)85mm9mm95mm10mm(length13cm) [dia 05mm increments] . 3 steps desigh for cutting through stainless steel,hard metals,aluminum,plastic. This cobalt drill bit is typically capable of running three to five times fasterdespite 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. The sufficiently sharp bit edge can cut the metal material into long strips of iron chips rather than slowly grinding throng the material with a blunt drill bit.

 

Milwaukee 48-89-1825 Thunderbolt 716-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1825 Thunderbolt 7/16-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1825 Thunderbolt 7/16-Inch Cobalt Twist Drill Bit - Cobalt, drills easily through tough alloys. 7/16 in diameter, jobbers length. Abrasive and heat resistant heavy-duty 135 degree split point for easy starting on hard materials.

 

DRILLFORCE 5PCS1132 Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 5PCS,11/32″ Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 5PCS,11/32″ Inch HSS General Purpose Heavy Duty Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High efficiency in drilling metals, and stainless steel. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. High quality material- high speed steel cobalt -m 35 cobalt steel best material. Drillforce 5pcs,11/32″ inch hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc.

 

DRILLFORCE 5PCS2164 Inch HSS Jobber Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 5PCS,21/64″ Inch HSS Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 5PCS,21/64″ Inch HSS Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. High quality material- high speed steel cobalt -m 35 cobalt steel best material. Drillforce 5pcs,21/64″ inch hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. High efficiency in drilling metals, and stainless steel. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface.

 

21PCS Cobalt Drill Group sets of Bits Set Professional HSS M35 Twist Metal Tools

21PCS Cobalt Drill Group sets of Bits Set Professional HSS M35 Twist Metal Tools

21PCS Cobalt Drill Group sets of Bits Set Professional HSS M35 Twist Metal Tools - 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. High quality material- high speed steel cobalt -m35 cobalt steel best material high efficiency in drilling metals, and stainless steel. Straight round shank fits most drill chucks. 21pcs, hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. 21sizes1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″, 11/64″, 3/16″, 13/64″, 7/32″, 15/64″, 1/4″, 17/64″, 9/32″, 19/64″, 5/16″, 21/64″, 11/32″, 23/64″, 3/8″.

 

uxcell 33mm Dia 35mm Flute High Speed Steel Cobalt Twist Drill Bit 10pcs

uxcell 3.3mm Dia 35mm Flute High Speed Steel Cobalt Twist Drill Bit 10pcs

uxcell 3.3mm Dia 35mm Flute High Speed Steel Cobalt Twist Drill Bit 10pcs - Bit diameter 33mm/ 013″shank diameter 33mm/ 013″. Total length69mm/ 27″net weight 35g. Product name twist drill bitfeatures straight shankmaterial hss-co. Package content package content10 x twist drill bits1 x plastic box 10 x twist drill bits1 x plastic box. Flute length 35mm/ 14″total length total length.

 

Milwaukee 48-89-1755 732-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1755 7/32-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1755 7/32-Inch Cobalt Twist Drill Bit - Abrasive and heat resistant heavy-duty 135 degree split point for easy starting on hard materials. Cobalt, drills easily through tough alloys. 7/32 in diameter, jobbers length.

 

Milwaukee 48-89-1790 2164-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1790 21/64-Inch Cobalt Twist Drill Bit

Milwaukee 48-89-1790 21/64-Inch Cobalt Twist Drill Bit - 21/64 in diameter, jobbers length. Abrasive and heat resistant heavy-duty 135 degree split point for easy starting on hard materials. Cobalt, drills easily through tough alloys.

 

DRILLFORCE 5PCS 2364 Inch HSS Jobber Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 5PCS 23/64″ Inch HSS Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 5PCS 23/64″ Inch HSS Jobber Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High efficiency in drilling metals, and stainless steel. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. Drillforce 5pcs 23/64″ inch hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. High quality material- high speed steel cobalt -m 35 cobalt steel best material.

 

DRILLFORCE 10PCS 764 INCH HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 10PCS 7/64″ INCH HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 10PCS 7/64″ INCH HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High quality material- high speed steel cobalt -m 35 cobalt steel best material. High efficiency in drilling metals, and stainless steel. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. Drillforce 10pcs 7/64″ inch hss jobber length cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface.

 

DRILLFORCE 5PCS 516 Inch HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 5PCS 5/16″ Inch HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 5PCS 5/16″ Inch HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High efficiency in drilling metals, and stainless steel. Drillforce 5pcs,5/16″ inch hss jobber cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. High quality material- high speed steel cobalt -m 35 cobalt steel best material. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel.

 

M35 Cobalt Twist Drill Bit Set 1 15 2 25 3mm 50Pcs

M35 Cobalt Twist Drill Bit Set (1, 1.5, 2, 2.5, 3mm) 50Pcs

M35 Cobalt Twist Drill Bit Set (1, 1.5, 2, 2.5, 3mm) 50Pcs - This product is made of high speed steel and cobalt material, after using full grinding process, it has stronger cutting ability and longer service life. The advantages of full grinding drill bit high geometric precision, strong cutting ability. Suitable for processing non-ferrous metals (such as copper and aluminum), non metallic and ferrous metals (such as iron, steel and stainless steel). Wider using range (rough processing, finishing, semi finishing), and comes with edge clear function, make processing products have better surface finish. Straight shank works in both keyed and key-less drill chucks.

 

WCHAOEN 15pcs 15-10mm HSS M35 Cobalt Twist Drill Bit Accessories Tool

WCHAOEN 15pcs 1.5-10mm HSS M35 Cobalt Twist Drill Bit Accessories Tool

WCHAOEN 15pcs 1.5-10mm HSS M35 Cobalt Twist Drill Bit Accessories Tool - 5-10mm hss m35 cobalt twist drill bitspecificationmaterial cobaltcolor goldensizesizetool lengthoverall length1. 5mm57mm93mm6mm57mm93mm6. Package included15 x m35 twist drillmore details. 5mm30mm57mm3mm33mm61mm3. Can be used radial drill, bench drill or hand drill chuck for drilling operations. 5mm39mm68mm4mm43mm75mm4. Difficult to machine the workpiece can be processed stainless steel, tool steel, through heat treatment,m35 cobalt high speed steel to obtain high hardness, high wear resistance and high toughness. 5mm47mm80mm5mm52mm83mm5. Description 15pcs 1. 5mm18mm 40mm2mm24mm49mm2. 5mm62mm98mm7mm69mm101mm8mm75mm117mm9mm81mm125mm10mm87mm133mmfeaturessuitable for luminum, wood, malleable and deep hole drilling positioning holes iron.

 

WCHAOEN 50pcs 1152253mm HSS M35 Cobalt Twist Drill Bit Accessories Tool

WCHAOEN 50pcs 1/1.5/2/2.5/3mm HSS M35 Cobalt Twist Drill Bit Accessories Tool

WCHAOEN 50pcs 1/1.5/2/2.5/3mm HSS M35 Cobalt Twist Drill Bit Accessories Tool - M35 cobalt high speed steel to obtain high hardness, high wear resistance and high toughness. Suitable for luminum, wood, malleable and deep hole drilling positioning holes iron. 5mm(10pcs), 3mm(10pcs)type twist drill bitsizediameterquantity1mm10pcs1. Difficult to machine the workpiece can be processed stainless steel, tool steel, through heat treatment,6. Hss-co drill bit set for high tensile steels such as stainless steel. 4. Alloyed with cobalt to improve heat resistance which will perform and outlast normal hss bits particularly if your work involves drilling tough metals. 5/2/2. 2. 3. 5mm10pcs2mm10pcs2. 135 degree split point tip. Can be used radial drill, bench drill or hand drill chuck for drilling operations. Description50pcs 1/1. Handheld and stationary use (in drill press). 5/3mm hss m35 cobalt twist drill bitspecificationbrandmaterial hss m35 cobaltsize 1mm(10pcs), 1. 5. 7. Package included50 x m35 twist drillmore details. 5mm(10pcs), 2mm(10pcs), 2. 5mm10pcs3mm10pcsfeatures1.

 

DRILLFORCE 10PCS564HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bitsideal for drilling on mild steel copper Aluminum Zinc alloy etc

DRILLFORCE 10PCS,5/64″,HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

DRILLFORCE 10PCS,5/64″,HSS General Purpose Heavy Duty Jobber Length Cobalt Twist Drill Bits,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. - High efficiency in drilling metals, and stainless steel. High quality material- high speed steel cobalt -m 35 cobalt steel best material. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel. 135-degree split-point tip starts drilling immediately with less force and eliminates “walking” across the work surface. Drillforce 10pcs,5/64″,hss cobalt twist drill bits,ideal for drilling on mild steel, copper, aluminum, zinc alloy etc.





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