Cobalt Drill Bits

of October 2021

*Disclaimer: BestAlternativesReview earns a commission from qualifying purchases.

DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)

1 – DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)

Check the price on Amazon

Buy on Amazon

Features:

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

IRWIN Drill Bit Set, M35 Cobalt Steel, 29-Piece (3018002)

2 – IRWIN Drill Bit Set, M35 Cobalt Steel, 29-Piece (3018002)

Check the price on Amazon

Buy on Amazon

Features:

  • 29 Piece
  • Cobalt Drill Bit Set
  • Sizes 1/16 inch -1/2 inch in 1/64 inch increments, 135 Degree Split Point To Minimize Walk
  • 5% Cobalt For Higher Heat & Abrasion Resistance
  • Heavy Duty Web Construction For Strength & Durability

COMOWARE Cobalt Drill Bit Set- 29Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16'-1/2'

3 – COMOWARE Cobalt Drill Bit Set- 29Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16"-1/2"

Check the price on Amazon

Buy on Amazon

Features:

  • 29 PIECES INCLUDED: 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".
  • HSS WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.
  • PRECISE 135°SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.
  • PROFESSIONAL & WIDELY USE: M35 Cobalt HSS is more suitable for hardened material. Particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials.
  • ORGANIZED HOLDER: Set includes the drill bit holder with size index for easy storage and organizing.

Norseman Drill Bits 44170 Ultra Dex Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (29 Piece)

4 – Norseman Drill Bits 44170 Ultra Dex Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (29 Piece)

Check the price on Amazon

Buy on Amazon

Features:

  • 29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point
  • 1/16 - 1/2 by 64ths - Ultra Dex
  • Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance
  • Special Hi-Molybdenum tool steel/ Gold Oxide
  • NAS 907B Heavy Duty Jobber

BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set

5 – BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set

Check the price on Amazon

Buy on Amazon

Features:

  • 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
  • Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits
  • High-heat resistant bits – withstand high-temperature applications for extended periods of time
  • Thick web-helix design – provides additional stability in tough applications
  • Surface-hardened tip – penetrates tough abrasive materials

Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number

6 – Drill Hog 115 Pc Drill Bit Set Cobalt M42 Fractional Letter Number

Check the price on Amazon

Buy on Amazon

Features:

  • Super Premium Cobalt M42 Steel
  • 1/16" to 1/2" Fractional Sizes by 1/64ths
  • A to Z Letter Size Drills
  • #1 to #60 Number Drills (Wire Gauge Sizes)
  • Lifetime Warranty

DEWALT Drill Bit Set, Pilot Point, Cobalt, 29-Piece (DWA1269)

7 – DEWALT Drill Bit Set, Pilot Point, Cobalt, 29-Piece (DWA1269)

Check the price on Amazon

Buy on Amazon

Features:

  • Designed for maximum speed and life
  • Pilot point and split tip design
  • No bit walking - more user control
  • Intended to be used on hard metals

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!

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!

Check the price on Amazon

Buy on Amazon

Features:

  • 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"
  • 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.
  • 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!
  • 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.

BeHappy Drill Bit Set 29pcs, M35 Cobalt Drill Bit Set, High Speed Steel Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16'-1/2'

9 – BeHappy Drill Bit Set 29pcs, M35 Cobalt Drill Bit Set, High Speed Steel Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16"-1/2"

Check the price on Amazon

Buy on Amazon

Features:

  • 🔨【SIZE INCLUDED】: Drill bit set 29pcs include 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",which can meet more requirements
  • 🔨【HSS DRILL BIT SET】: HSS cobalt drill bit set for hardened steel has excellent cutting performance, drill bit set 29pcs can be used for a long time, The cutting edge is hardened and honed for sharpness, with superior sharpness, accurate cutting without shaking
  • 🔨【M35 COBALT CHARACTERISTICS】: M35 cobalt drills bit set is effective in drilling tough, high tensile strength materials,drill bit is especially good at cutting hard metals such as stainless steel, cast iron, superalloy, titanium alloy, hard plastic and wood. It can also be used in soft materials
  • 🔨【135° SPLIT POINT】: Cobalt drill bit set for hardened steel is 135° split point tip and torsional design to improve cutting speed, self-centering, prevent walking, and faster chip and particle removal
  • 🔨【ORGANIZED HOLDER】: Cobalt drill bit set includes a drill stand with size index for easy storage and organization. drill bit set is suitable for most brands on the market.reliable quality and considerate service. If you have any questions, please feel free to contact us, we will do our best to serve you

Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16' - 1/2' X 64ths), DWDCO Series

10 – Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), DWDCO Series

Check the price on Amazon

Buy on Amazon

Features:

  • Set of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
  • Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials
  • Gold oxide finish lubricates the drill bit and provides wear resistance
  • Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
  • Meets ANSI specifications

 

How To Choose The Best Cobalt Drill Bits

The most sought after option of a good drill bit is an affordable one which doesn’t require cutting fluids at all even in the lowest of speeds. This implies that it doesn’t become overheated or blunt. In fact, cobalt drill bits, are just the right for cutting through most hard materials or even for home usage. This is precisely what you need to get the most out of these versatile and durable bits.

Durability This drill bit is made of high quality and tough alloys and plastics. It features a tungsten coating which makes it ideal for drilling holes into hard surfaces. The cobalt drill bits are so tough that they can withstand impact of up to 500 times its own weight. It can resist oil leakage and that too without damaging the coating.

Resistance There are many other alloys and plastics which can resist impact and high temperatures. But none of them can resist extreme temperatures as well as cobalt drill bits can. They are so tough that they can sustain impacts even when the drilling fluid is seared into the surface being drilled. This property of the bits is what helps it tolerate extreme temperatures and resist corrosion. It has the strength to withstand even the toughest challenges.

Durability Another feature which makes cobalt drill bits unique is their high durability which is unaffected by oil. This means that the drilling process can go on for a long time without the bit wearing down. This quality is highly appreciated in today’s modern world where even the smallest cracks and fissures can lead to major problems. The coating provides added protection and enhances the life of the drill bit. It is not possible to drill into very hard surfaces with any other drill bit except those made out of this material. The cobalt drill bits can withstand even the toughest and densest of all surfaces.

Sharpening Capability It is not possible for every drilling contractor to have his own shop equipment and he cannot carry out the task himself. He needs a constant supply of new drill bits which can increase his productivity and save him time. With the cobalt drill bits, there is an option of having your existing bits sharpened so that they can perform better. This is because the material used in making these drill bits is extremely durable and hence can resist any sort of drilling operation. This means that the bit will remain sharper for longer periods of time.

Durability And Sturdiness Another important quality of the cobalt drill bits is their toughness and sturdiness. The steel core makes it difficult for other substances to cut through it. The steel bits are also extremely tough, which allows drilling operations to go on smoothly. The cobalt drill bits are resistant to corrosion and can withstand high temperatures without falling apart.

Versatility And The Right Choice Of Materials Many homeowners use wood as the material of choice when drilling. However, the wood tends to break down over a period of time due to the pressure exerted on it. The cobalt drill bits can perform well even in such situations and the bits can be used to cut through various other materials including sheet metal and even hard metals like iron. These bits are ideal for cutting through tough and dense materials that cannot be carried around in a regular hammer.

The Right Choice Of Materials Is A prerequisite for getting good quality drill bits. It is imperative to look for high quality cobalt bit with a diamond cutting tip as this is the only way to ensure accuracy and durability during drilling operations. The diamond bit is a hard, sturdy, and durable tip that has the ability to penetrate various surfaces with ease and carry out accurate drilling operation. The diamond bit can cut through both hard and soft metals and also has the ability to cut wood and other types of wood with ease.

There are different types of cobalt drill bits available in the market and it is important to choose the one that is ideal for the job at hand. When choosing the best bits, it is essential to check the material that will be drilled. Different metals have different qualities and each material will require different types of drill bits.

To ensure that you get the best quality bits, it is best to research on the many companies that manufacture them. Most of these companies produce high quality portable power tools and they are capable of drilling into different types of metals and wood. Many companies also provide accessories that come along with their drilling equipment, which makes them even more desirable. Durability and accuracy are the two most important factors when it comes to buying any piece of equipment and the cobalt drill bits are no exception. Buying top quality tools will ensure that you get long term service from them and if used properly, they can last you for a very long time.