Best Cobalt Drill Bit in 2022 – Top 10 Based Users Rating

Nowadays, Cobalt Drill Bit becomes more and more popular among the public. So if you want to know more about the product, we highly recommend that you continue reading Cobalt Drill Bit Reviews.

When you want the most done with the least effort, the Best Cobalt Drill Bit is a great choice! These amazing products are an amazing value.

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Comparison Chart for Top Cobalt Drill Bit

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Our Recommendation on the 10 Best Cobalt Drill Bit

1. BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set

Features:

  • Surface-hardened tip – penetrates tough abrasive materials
  • 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
  • Thick web-helix design – provides additional stability in tough applications
  • High-heat resistant bits – withstand high-temperature applications for extended periods of time
  • Includes – 1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″, 3/16″, 7/32″, 1/4″, 5/16″, 3/8″, 1/2″

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2. BOSCH CO2135 1/8 In. x 2-3/4 In. Cobalt Drill Bit

Features:

  • Rigid, thick web design adds stability to bit in tough applications
  • Available in jobber length, full shank
  • Surface hardened to penetrate tough abrasive materials
  • Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
  • Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)

Additional Info:

Color Metallic
Height 5.8
Width 1.8
Length 0.15
Weight 0.02

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3. BOSCH CO2137 5/32 In. x 3-1/8 In. Cobalt Drill Bit

Features:

  • Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)
  • Surface hardened to penetrate tough abrasive materials
  • Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
  • Available in jobber length, full shank
  • Rigid, thick web design adds stability to bit in tough applications

Additional Info:

Color Metallic
Height 5.9
Width 1.75
Length 0.16
Weight 0.02

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4. BOSCH CO2143 1/4 In. x 4 In. Cobalt Drill Bit

Features:

  • Surface hardened to penetrate tough abrasive materials, Cuts through light gauge metal, high carbon steel, aluminum and alloy steel, cast iron and stainless steel
  • Rigid, thick web design adds stability to bit in tough applications
  • Available in jobber length, full shank, Drill Point Angle is 135 degrees, Surface Coating is uncoated (bright finish), Bit type is Twist
  • Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)
  • Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium

Additional Info:

Color Metallic
Weight 0.04

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5. 15 Pieces Cobalt Drill Bit Set M35 High Speed Steel Twist Drill Bit Set for Hardened Metal Stainless Steel Cast Iron Woodwork Plastic (1/8 Inch)

Features:

  • What you will get: the package contains 15 pieces 1/8 inch cobalt drill bits, sufficient quantity to meet your various needs; Please pay attention to speed, pressure and heat control during drilling
  • Creative twist design: metal cobalt drills for hardened steel has 135° split point tip and torsional design to improve cutting speed with self-centering ability; They can avoid walking during work process, while clearing chips and particles more quickly and easily
  • Nice features: the 1/8 inch twist drill bits have precise diameter; M35 cobalt drill bits for hardened metal are not easy to break or wear out, so suitable for lithium electric drill, hand electric drill, impact electric drill, etc.; The size is small, please pay attention to use
  • Quality material: the cobalt drill bit set uses cobalt M35 high speed steel as material, this material is durable, strong and practical, with a long service life, heat and abrasion resistance; The cutting edge of drill bit is hardened and honed, with accurate cutting without shaking
  • Various fitness: M35 high speed steel cobalt drill set is greatly suitable for hardened material and hard metals, such as cast iron, high temperature alloy, hard plastics, stainless steel, titanium alloy, woods, etc., also for soft materials

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6. DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240)

Features:

  • Connectable accessory storage system to optimize storage space of drill bits for wood, metal or i-beams
  • Clip latch for secure closing
  • DEWALT drill bit set comes with clear lid allowing you to easily see contents at glance
  • Patented bit-bar design allows easy removal of drill bits and customizable placement
  • Small Bulk Storage size fits inside the Small and Medium ToughCase+ (sold separately) – Ideal for organizing loose bits

Additional Info:

Color Multi
Height 8.75
Width 1.74
Length 8.75
Weight 0.79807338844

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7. NewShark Impact Hex Shank Drill Bit Set 13 Pcs (1/16″-1/4″), M35 Cobalt Drill Bit Set, Quick Change Impact Driver Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Wood and Plastic

Features:

  • ✅【13PCS SET COMBINATION】13 most common sizes (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″) to meet all needs, a drill holder with size index is included in the set for easy storage and organization.
  • ✅【FULL GRINDING PROCESS AND 135° SPLIT POINT】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.
  • ✅【QUICK CHANGE】1/4 inch hex shank is easier and safer to install in all power tools, especially for locking quick change chucks without slipping and falling off.
  • ✅【MULTIPURPOSE】Small drill bits for wood, plastic, steel, aluminum alloy and stainless steel. Suitable for home DIY and general construction/engineering use.
  • ✅【M35 TWIST HEX DRILL BITS SET】Made from M35 Cobalt Steel with 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.

Additional Info:

Color SAE-13PCS
Height 0.3
Width 5
Length 6.5

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8. Cobalt Drill Bit Set – 13 Piece M35 Cobalt Drill Bits with Storage Case – Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More!

Features:

  • 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!
  • SET OF 13 COBALT DRILL BITS – In the following imperial sizes 1/4″, 15/64″, 7/32″, 13/64″, 3/16″, 11/64″, 5/32″, 9/64″, 1/8″, 7/64″, 3/32″, 5/64″, 1/16″
  • 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.
  • 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.

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

Features:

  • 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
  • Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
  • 19Pcs 135 Degree Split Point Drill Bits Includes :1mm(length:3.4cm) 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm(length:8.5cm) 5.5mm 6mm(length:9cm) 6.5mm 7mm 7.5mm 8mm(length:11.5cm) 8.5mm 9mm 9.5mm 10mm(length:13cm) [DIA 0.5mm Increments] .
  • 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.
  • 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.

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10. NordWolf 5-Piece M35 Cobalt Stubby Drill Bit Set for Stainless Steel Hard Metals Cast Iron, Multi Points Drill Tip with 1/4″ Hex Shank for Quick Chucks and Drives, Imperial Sizes 3/32″-1/8″-3/16″-1/4″-5/16″

Features:

  • 【High Quality Steel】M35 Cobalt steel precision ground drill bits for extra durability and long lifetime
  • 【Popular Sizes】Includes common imperial sizes in 3/32″, 1/8″, 3/16″, 1/4″ and 5/16″. Packed in storage rail lasered with sizes for easy identification
  • 【Integrated Hex Shank】One piece 1/4-inch hex shank compatible with standard and quick change chucks and drivers
  • 【Multi-Purpose Use】Suitable for stainless steel, cast iron, Titanium, bronze, Aluminium and other hardened metals
  • 【Efficient Design】135 Degree split polint two-blades special design drill tip (1/8-inch and larger) for perfect self-centring and fast drilling. Stubby drill bits measures from 1.84 to 2.32-inch only, allow to access to hard-to-reach and tight spaces

Additional Info:

Height 0.4330708657
Width 1.6929133841
Length 2.4409448794

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Best Cobalt Drill Bit Buying Guide

Before you invest your hard-earned money into a product, you should properly educate yourself about the available products and the best alternatives in the market. We have compiled the list of factors you should consider before buying Cobalt Drill Bit to make your task easier.

Like almost any product, before buying Cobalt Drill Bit, you should ask yourself these few questions:

How reputable are Cobalt Drill Bit in comparison to market competitors?

How durable and long-lasting are they, and how easy is it to service or fix them if something goes wrong?

Why is it worth buying Cobalt Drill Bit instead of other products?

What are some key features and highlights of Cobalt Drill Bit? Are those features worth it for your needs?

What are some positives and negatives of Cobalt Drill Bit, and how do they affect your user experience?

Where can you buy Cobalt Drill Bit and service or repair it if necessary?

These are just some of the questions that you need to seek the answer to when purchasing the product. It is essential to keep in mind that you may have further queries and questions, as you should.

These are just a few considerations that we consider absolutely crucial. You can find detailed answers to almost all of your questions by some internet research or even by trying out the product at the store.

Conclusion

We selected our Best Cobalt Drill Bit based on these criteria. Are these the only factors to consider? Without a doubt not! We always have the latest and most relevant information on our website.

As a final filter, the most important element of our list is reader satisfaction. We appreciate your support!

Please provide your feedback or correction if Cobalt Drill Bit listed here is inaccurate, outdated, irrelevant, or out of date. The list will be regularly revised based on your reasonable recommendations.

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