Best Cobalt Drill Bits Reviews in 2022 [Top 10 Models]

Today, Cobalt Drill Bits becomes more and more popular with the general public. In other words, whether you want to know more about the software, we highly suggest that you read Cobalt Drill Bits Reviews.

If you’re looking to get your work accomplished in the least amount of effort The Best Cobalt Drill Bits is an excellent option! These remarkable products are an incredible value.

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Comparison Chart for Top Cobalt Drill Bits

SL Preview Product Score Action
1 BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set 9.36 Check Price
2 Drill America – D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16″ – 1/2″ X 64ths), D/ACO Series 9.56 Check Price
3 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! 9.44 Check Price
4 Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs) 9.68 Check Price
5 COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16″-3/8″ 9.78 Check Price
6 BOSCH CO2135 1/8 In. x 2-3/4 In. Cobalt Drill Bit 9.36 Check Price
7 AMOOLO Cobalt Drill Bit Set (1/16″-1/4″,13 Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood 9.6 Check Price
8 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 9.76 Check Price
9 BOSCH CO2139 3/16 In. x 3-1/2 In. Cobalt Drill Bit 9.36 Check Price
10 BOSCH CO2143 1/4 In. x 4 In. Cobalt Drill Bit 9.44 Check Price

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Our Recommendation on the 10 Best Cobalt Drill Bits

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

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
  • Thick web-helix design – provides additional stability in tough applications
  • 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
  • Surface-hardened tip – penetrates tough abrasive materials

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2. Drill America – D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16″ – 1/2″ X 64ths), D/ACO Series

Features:

  • Set contains 29 m42 Cobalt Drill Bits sizes 1/16″ – 1/2″ x 1/64″ increments
  • Cobalt steel provides extended tool life compared to high-speed steel drill bits, and maintains the tool’s toughness and hardness in high drilling temperatures
  • Round shanks allow use with a wide variety of tool holding systems
  • Gold oxide finish acts as a lubricant and provides wear resistance
  • Cobalt Drills are effective in drilling tough, high tensile strength materials like stainless steel, Inconel, and titanium
  • Effortlessly grip the set in 1 hand as you would a travel coffee mug or leave it in the cup holder of your truck while on the way to a job
  • Unique round drill index combines form and function into 1 beautifully designed, easy to carry drill set
  • When all hands are on deck, hang the drill index on your belt whether you’re in the shop or field
  • Manufactured to Aerospace Standard 907 and display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel

Additional Info:

Height 2
Width 4
Length 6
Weight 2.2

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3. 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:

  • 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.
  • 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″

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

Features:

  • 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.
  • Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
  • 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 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.
  • 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] .

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5. COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Indexed Storage Case, 1/16″-3/8″

Features:

  • TWIST DESIGN & PERFORMANCE: PRECISE 135°SPLIT POINT, gold oxide finish and round straight shanks. Prevent walking, clear chips and particles faster.Produced by precision fully ground which ensures chips move smoothly.
  • 100% SATISFACTION GUARANTEE: If you are not 100% satisfied with your purchase for any reason whatsoever simply please feel free to contact us.
  • SIZE INCLUDED: 15pcs jobber length drill bit set with plastic storage case including sizes:1/16″ 2pc,5/64″ 1pc ,3/32″ 2pc,7/64″ 1pc,1/8″ 2pc ,9/64″ 1pc, 5/32″ 1pc, 3/16″ 1pc, 7/32″ 1pc, 1/4″ 1pc, 5/16″ 1pc, 3/8″ 1pc.
  • 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.
  • HIGH QUALITY MATERIAL: 5% Cobalt High Speed Steel M35 provide extended tool life compared to ordinary drill bits. Durable and strong

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

Features:

  • Surface hardened to penetrate tough abrasive materials
  • Rigid, thick web design adds stability to bit in tough applications
  • 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
  • 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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7. AMOOLO Cobalt Drill Bit Set (1/16″-1/4″,13 Pcs), M35 High Speed Steel Jobber Length Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron, Plastic and Wood

Features:

  • 【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.
  • 【Premium Quality】Made of industry grade 6542 high speed steel, Cobalt twist drill bits are harder than 4241/4341 HSS used in other similar bits, ideal for heavy duty hole drilling. They contain 5% cobalt material, increasing wear-resistance and durability.
  • 【Most Commonly-Used 13 Sizes】A complete combo set of 13 jobber length industrial drill bits for metal drilling (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″) . They fit the majority of power drill currently on the market and comes with a portable plastic case for easy storage and organization.
  • 【90 Days Warranty】At Amoolo, we center on customer satisfaction. Get your drill bits today along with our 90-day Hassle-Free Warranty Policy, exchange or refund guaranteed for any product defect!
  • 【Precise & Efficient Drilling Performance】✔ Fully Ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. ✔ 135° Split Point with round straight shank prevents walking and makes drilling precise and faster. No center punch is needed.

Additional Info:

Height 0.3
Width 8.4
Length 6.4

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8. 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

Features:

  • JOBBER LENGTH: jobber length cobalt drill bit, 135 degree split point reduces drill walking, 3-flat shank provides a secrue grip in chucks
  • INCLUDE: 13 pieces cobalt drill bits in inch sizes 1/16″ to 1/4″ (1/64″ increments) with plastic case
  • APPLICATION: best used for drilling in hard metal, including stainless steel
  • 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
  • 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

Additional Info:

Color Brownish-gold
Height 0.5
Width 3
Length 5.1

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9. BOSCH CO2139 3/16 In. x 3-1/2 In. Cobalt Drill Bit

Features:

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

Additional Info:

Color Metallic
Height 0.21
Width 1.8
Length 5.9
Weight 0.03

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

Features:

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

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Best Cobalt Drill Bits Buying Guide

The choice of Cobalt Drill Bits is a significant decision that should not be taken lightly. You can spend countless hours surfing forums, reading Cobalt Drill Bits Reviews and conversing with your friends. If you select the wrong one alternative, a new version of Cobalt Drill Bits may not just be unproductive, but can also be expensive. Here are the main factors to consider when seeking the Best Cobalt Drill Bits.

Specifications:

Specifications are the primary problem-solvers for you. As technology, processes , and other elements change, the Cobalt Drill Bits should evolve. It is a fact that it’s not realistic to expect a fresh Cobalt Drill Bits to function for the rest of your life as this is the same as believing that humans will live forever. It is best to look for ones that have better coverage, greater durability, and better performance.

Older or newer models:

Today’s rapidly-paced world technological advancements are constantly changing and the Cobalt Drill Bits must be updated to meet the modern consumer’s demands. For instance, it’s not making sense to have an Cobalt Drill Bits that has just come out to be superior to the one released five years ago.

You will find a wide range of high-performance variations of the product that are up-to-date models. If you’d like certain you’re buying the most efficient Best Cobalt Drill Bits that is available, select the latest model.

Value for Money:

If you’re purchasing Cobalt Drill Bits It is not advised to purchase the cheapest one you can find. It does not matter how much you save whether the product isn’t efficient or even usable. You should try and look for the Cobalt Drill Bits that gives you value for money. This will ensure it functions well during your daily tasks and also supply you with the best quality service.

Positive Ratings:

These ratings will impart to the user how content their customers are with Cobalt Drill Bits, overall. As people are different You may find that some of these products may not suit your needs. You may also discover one which is beyond your expectations and makes a noticeable difference in efficiency.

Negative Ratings:

It is always recommended to check the negative ratings of Cobalt Drill Bits before making your purchase. The ratings will provide valuable insight on how customers have a feeling about the various factors of their experiences with this business. This includes delivery, premium quality, and customer service. It is important to look for companies that have a small number or no negative ratings or any negative ratings at all.

Delivery Time:

The time to deliver Cobalt Drill Bits is an additional important consideration to take into account. What’s the benefit to buy the Top Cobalt Drill Bits whether you wait days or even months to wait for it to arrive? There are many businesses that have modernized their shipping methods and offer various modes of delivery including express deliveries.

Delivery Cost:

The charge of delivery of Cobalt Drill Bits is another significant issue to be considered. The last thing you want to do is pay more for costs of transportation expense for shipping than you did for your actual purchase. This is a significant expense, especially if the company charges you a lot for transportation. There are several companies that provide free delivery and some even offer express deliveries at high costs.

Warranty:

The warranty offered by Cobalt Drill Bits is crucial because it protects you from being scammed. Some businesses offer limited warranties that only last a few days or weeks. Make sure you choose one with a long-lasting warranty that lasts at least one Month of service.

Return Policy:

Its return policies of Cobalt Drill Bits is another key factor to take into account. The policy should be flexible enough that you could be able to return Cobalt Drill Bits whether it doesn’t meet your standards or simply decide to change your choice. You must make sure that it won’t take more than a few days for them to accept returning the Cobalt Drill Bits.

After Sale Service:

One of the most important factors to take into account when buying Cobalt Drill Bits is the after sale service. Many companies offer poor after sales services or simply don’t respond to messages and calls. Make sure you choose a firm which offers effective after sales services to ensure that you make the most of your purchase.

Verdict

We have selected our Best Cobalt Drill Bits in accordance with these guidelines. Are these all the factors to be considered? Not at all! Our website is always updated with the most recent and relevant information.

Our final criteria is satisfaction of our readers, which is by far the most crucial factor. Thank you for your support!

We would appreciate your feedback whether the Cobalt Drill Bits that is listed here is not correct, incorrect or outdated, or out of date. Our list will be periodically modified based on your suggestions.

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