ReviewsCobalt Drill Bit Set

AMOOLO 1/8' Cobalt Drill Bits(10Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

【10Pcs 1/8" Cobalt Drill Bits】10Pcs - 1/8”(Dia 3.18mm) x1-5/8”(Flute Length 41.28mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization..
【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling..
【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..

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VALYRIANTOOL 1/8″ Cobalt Drill Bits(20PCS), M35 HSSCO High Speed Steel Double Ends Stubby Body Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

【20PCS 1/8″ Cobalt Drill Bits】20PCS – 1/8″(Drilling Diameter) x5/8″(Flute Length)x2″(Overall Length) Metal Drill Bits. This drill bit fits the majority of power drill currently on the market..
【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. Pay attention to speed, pressure and heat control during drilling..
【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..

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Sabre Tools 5/16 Inch Cobalt Drill Bits – 5pcs Drill Bits for Metal, M35 Cobalt Metal Drill Bit Set, Pilot Point Tip – Heavy-Duty Drill Bits for Steel, Hard Metal, Cast Iron (5/16" x 4-1/2")

What You Get: This drill bit set for metal includes 5 – 5/16 Inch x 4-1/2 Inch bits of the same size..
A Must in Your Tool Box: This cobalt drill bit set is designed to surpass your expectations in terms of durability and performance, ensuring fast and easy penetration through hard metals..
Heavy-Duty Material: Our drill bits for hardened steel feature a heavy-duty construction made with M35 cobalt, which has excellent durability and superior resistance against abrasion and high heat..
Pilot Point Tip: These cobalt drill bits feature a pilot point tip that prevents slipping and can help increase drilling speed while ensuring smooth and easy penetration through hard metals..
Wide Range of Applications: Our cobalt drill bits for hardened steel are suitable for hard metals, stainless steel, cast iron, steel, titanium alloy, hard plastics and more, and a wide range of applications such as repair, construction, or woodworking..

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Drill Hulk 13-Piece M35 Cobalt Drill Bit Set for Hard Metal, Stainless Steel, 1/16-Inch to 1/4-Inch, Jobber Length, 3-Flat Shank

JOBBER LENGTH: jobber length cobalt drill bit, 135 degree split point reduces drill walking, 3-flat shank provides a secrue grip in chucks.
MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits.
CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits.
APPLICATION: best used for drilling in hard metal, including stainless steel.
INCLUDE: 13 pieces cobalt drill bits in inch sizes 1/16" to 1/4" (1/64" increments) with plastic case.

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VTEVER Cobalt Drill Bit Set M35 HSS 13-Piece Jobber Drill Bit Kit for Stainless Steel,Hard Metal,Cast Iron and Wood Plastic,1/16\-1/4\…

【M35 Cobalt Steel】These twist drill bit set made of high-quality M35 cobalt-containing high-speed steel, resistant to high temperature and grindingIt,which allows the drill to easily drill on hard surfaces then quickly achieve the purpose. Offer excellent performance and durabi.
【Smooth design】: With 135 degree self-centering tip, apply pressure evenly, Hardened and polished to form a sharp cutting edge, the precision grinding process provides a smooth surface and high grinding accuracy, helping you to drill through surfaces with ease..
【Chip removal chute】：Classic humanized double spiral chip evacuation groove design. The grooves-2 grooves help remove chips and debris from the drill bit, reducing friction and heat, thus achieving a faster, cooler drilling process..
【Package】: The twist diamond set comes with its own red outer box for easy storage and outer box snap hook for easy locking storage with a portable hook design. Easy to carry and fold to save bulk and easy to store. The box is marked with the inch size of each drill bit, from 1/16 inch to 1/4 inch, for easy access.
【Widely application】: This set of twist drill is especially suitable for drilling in stainless steel, cast iron, copper, aluminum alloy and other metal materi....

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ACROTOL 26 Pieces Bolt Extractor Set, Spiral Screw Extractor Set and Drill Bits, Extraction Socket Set for Removing Damaged, Rusted, Rounded Bolts, Nuts and Screws

[Specifications] 26 PCS Screw&Bolt Extractors/Drill Bit Set includes 6 easy out style spiral flute extractors, 13 PCS bolt&nut extractors, 1 PC 1/4" hex adapter and 6 PCS drill bits..
[Size] Nut&Bolt Extractor Size: 1/4inch, 5/16inch (8mm), 3/8 inch, 10mm, 7/16 inch (11mm), 12mm, 1/2inch, 13mm, 9/16inch (14mm), 5/8 inch (16mm), 17mm, 11/16 inch, 3/4 inch (19mm), included 3/8"-1/4" hex adapter. Spiral Flute Extractors Size: 1#, 2#, 3#, 4#, 5#, 6#. Drill Bits Size: 3/32", 1/8", 5/32", 1/4", 9/32", 3/8"..
[Material] Every screw & bolt extractor is made from high hardness chrome-molybdenum steel, the cobalt drill bit is made from HHS..
[Note] Cobalt drill bits should not used for stainless steel. The bolt extractor with unique plum-shaped internal thread design provides excellent torque and can be used to rotate fasteners with deep bolts..
[Function] Spiral flute extractors are perfect for common fasteners, the bolt extractors are for freeing partly-exposed fasteners. The kit also includes right hand cobalt drill bits for fasteners, which can be used to help drill these fasteners..

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DIOBATO M42 Cobalt Drill Bit Set for Metal, Stainless Steel, Cast Iron, Wood - 14 Piece,Multiple Point

Size - 1/16“ 5/64" 3/32" 7/64" (2)1/8" 9/64" 5/32" 3/16" 7/32" 1/4" 5/16" 3/8" 1/2".
M42 Cobalt drill bit set for metal.Using unique process technology, each bit contains about 8% cobalt, which can easily handle common stainless steel materials and various medium hard metals.
Multi-blade tip-design,increase the pressure on the material when drilling, and it cuts faster and more smoothly than the general 135° drill..
thick web-helix design,fast cuts with smooth chip evacuation.
Applicable Materials - For Stainless Steel, Cast Iron, Titanium, Light Metals and Aluminum etc.
Applicable device - CNC machine, precision drilling machine, bench drill, medium and high power electric hand drill.

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CaRoller Drill Bit Set 29-Piece M35 Cobalt Steel Metal Drill Bits Durable Round Shank Drill Sets for Steel, Wood Plastic Sheet Metal – Includes Practical Cup-Type Holder

...ker, handyman or construction worker, or you simply enjoy the occasional house project as a relaxing hobby, the CaRoller metal drill bits for steel are an excellent assortment for ensuring perfect holes and plugs!.
Heavy Duty Construction: This drill bit sets made with HSS cobalt durable material and amber coating which ensures long-lasting use and superior wear resistance!.
Convenient Size Variety: This 29-piece M35 drill bit set includes everything you need for a user-friendly experience that suits all your needs. The set comes with: 1/16", 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", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2" bits..
Practical and Portable: Say goodbye to constantly losing or misplacing your drill bits! The CaRoller drill bit set for metal comes with an ergonomic and portable cup-type round carrying case with built-in clip, easily attaching to your....

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NEIKO 10198A Step Drill Bit Set | 5 Piece, 4mm- 35mm | Metric Titanium High Speed Steel Unibit, Stepper Cone Drill Bit | Two Flute Step Down Bits, 135 Degree Point

135° SPLIT POINT TIP: Each step down drill bit is made with high strength HSS and is black and cobalt-treated for added durability to ensure long service life and longevity. The design of the tip angle increases cutting speed with self-centering and prevents walking off the surface of workpiece..
2 FLUTE DESIGN: This metric stepper drill bit has a two-flute design that clears chips faster, smoother, and allows particles to escape easily making cleaner holes at any worksite..
TRI-FLATTED SHANK: Each unibit optimally fits into power tools such as impact drill chucks securely and eliminates slip for higher efficiency of output..
HSS COBALT STEP BIT: This step up drill bit set cuts through steel, sheet metal, wood, plexiglass, enlarges a hole, and other surfaces creating relatively clean holes with only a small amount of pressure and deburrs as you drill..
MULTIPLE HOLE DRILL BIT: 6 millimeter shank: (9 steps- 4, 5 , 6, 7, 8 ,9 10, 11, 12 mm),(5 steps- 4, 6, 8, 10, 12 mm) and 8mm shank (7 steps- 6, 8, 10, 12, 14, 16, 18 mm),(10 steps- 4, 6, 8, 10, 12, 14, 16, 18, 20, 22mm) and 10mm shank (13 steps- 6, 8, 10, 13, 16, 18, 20, 22, 25, 28, 30, 32, 35 mm)..

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Drill Bits, 2/25 Inch(2mm) Cobalt Drill Bit Set (10pcs), M35 HSS CO Drill Bits for Drilling on Stainless Steel, Cast Iron, Sheet Metal(Brass)

Reliable Material: These drill bits are made of M35 material, includes 5% cobalt.
They have a longer service life than normal drills, durable in use.
Excellent Design: Precious 135-degree split-point design of the drill bit starts drilling immediately with less pressure and prevents “walking” across the work surface.
Wide Application: The cobalt drill bit set is ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, angle iron, automobile spring steel and die steel.
Fine Workmanship: The blade with high surface finish and grinding precision is quite sharp.
10pcs 2mm cobalt drill bits can maintain cutting life after resharpening.
Intimate After-Sales Service: Please feel free to contact us by e-mail if you have any issue about the item.
We will try our best to give you a satisfactory reply within 24 hours.

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DIOBATO M42 Cobalt Drill Bit Set for Metal, Stainless Steel, Cast Iron, Wood - 13 Piece,Multiple Point

M42 Cobalt drill bit set for metal.Using unique process technology, each bit contains about 8% cobalt, which can easily handle common stainless steel materials and various light and medium metals.
Size - 1/16“ 5/64" 3/32" 7/64" 1/8" 9/64" 5/32" 3/16" 11/64" 13/64" 7/32" 15/64" 1/4".
Multi-blade tip-design,increase the pressure on the material when drilling, and it cuts faster and more smoothly than the general 135° drill..
thick web-helix design,fast cuts with smooth chip evacuation.
Applicable Materials - For Stainless Steel, Cast Iron, Titanium, Light Metals and Aluminum etc.
Applicable device - CNC machine, precision drilling machine, bench drill, medium and high power electric hand drill.

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