Best Cobalt Drill Bits For Hardened Steel Reviews – Top 10 in 2022

Have you been trying to find the Best Cobalt Drill Bits For Hardened Steel for your needs? You’ve come to the right place. As there is so much selection available in the market it can be difficult and confusing making the right choice.

The following article will help you pick the ideal Cobalt Drill Bits For Hardened Steel with greater ease. In order to provide you with an extensive hints and tips on how to choose the best product, we have taken into account the different needs and preferences for all kinds of consumers. You can shop confidently!

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Comparison Chart for Top Cobalt Drill Bits For Hardened Steel

SL Preview Product Score Action
1 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
2 Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs) 9.74 Check Price
3 COMOWARE Cobalt Drill Bit Set- 21Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16″-3/8″ 9.78 Check Price
4 2/Pack Solid Carbide Drill Bit for Hardened Steel Hard Ness HRa 91.3 Aerospace Standard K20 Tungsten Carbide Jobber Length Twist Drill for Metal 118 Degree Four Facet Point Fractional Size (5/32″) 9.66 Check Price
5 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! 9.46 Check Price
6 BOSCH CO14B 14 Pc. Cobalt M42 Drill Bit Set 9.36 Check Price
7 Lichamp 1/8″ HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron 9.8 Check Price
8 Lichamp 1/4″ HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron 9.8 Check Price
9 Lichamp 13PCS HSS Cobalt Drill Bits Set 1/16″ to 1/4″ with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron 9.8 Check Price
10 Lichamp 21PCS HSS Cobalt Drill Bits Set 1/16″ to 3/8″ with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron 9.8 Check Price

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Our Recommendation on the 10 Best Cobalt Drill Bits For Hardened Steel

1. 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.
  • 【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.
  • 【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.

Additional Info:

Height 0.3
Width 8.4
Length 6.4

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

Features:

  • 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] .
  • 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.
  • 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.

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3. COMOWARE Cobalt Drill Bit Set- 21Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with Metal Indexed Storage Case, 1/16″-3/8″

Features:

  • 21 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″.
  • 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.
  • PRECISE 135°SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.
  • HSS WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.
  • ORGANIZED HOLDER: Set includes the drill bit holder with size index for easy storage and organizing.

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4. 2/Pack Solid Carbide Drill Bit for Hardened Steel Hard Ness HRa 91.3 Aerospace Standard K20 Tungsten Carbide Jobber Length Twist Drill for Metal 118 Degree Four Facet Point Fractional Size (5/32″)

Features:

  • ★【Premium Bright Finish 2/Pack】 multi-purpose solid carbide drill bits provide better rigidity than high speed steel bits. It is extremely heat resistant and used for high speed applications. Our tungsten carbide (WC) bits has the advantage of cutting metal either “wet” or “dry” and they provide solutions for many businesses such as aerospace drilling jobs for aircraft mechanics, precision machining, hobby supply, etc.
  • ★【Recommended For Use On】 aircraft metals chrome titanium inconel stainless steel Alloys Steel Low-Medium-High Carbon Steel Aluminum Copper Glass Plastics Composite Materials Cast Iron — Our Carbide drills stay sharp many times longer than traditional steel bits making them ideal for the toughest of applications!
  • ★【Specs】 Flute Length: 1-3/8 inch, Overall Length: 2-1/2 inch, Drill Size: 5/32 inch // Tungsten Carbide Grade (ISO): K20 // Binder: %8 Cobalt // Hardness: 91.3 HRa // Uncoated
  • Tungsten carbide is a composite material, although it looks like a metal, it is a composite of Tungsten carbide powder mixed with cobalt as a binder metal, the resulting material is more like a ceramic than a metal. It is a very hard material being a 9 on the Mohs scale where diamond is a 10 and hard steel around 5. It will chew down into most anything but the hardness makes them brittle with virtually no plasticity. Unstable drilling can result in a broken bit. These drills like a a rigid dri
  • ★【Optimal Design for Metal Work】 118° four facet point angle minimizes drill wander and assures accurately sized holes. Our jobber length, precision ground carbide drills are designed for high feed rates with good chip disposal. smooth finish on the bits increases chip flow. Spiral flutes are constructed with a higher flute angle to remove chips more easily.

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5. 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:

  • 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″
  • 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.
  • 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.

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

Features:

  • Surface-hardened tip – penetrates tough abrasive materials
  • 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
  • Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits

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7. Lichamp 1/8″ HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

Features:

  • SMOOTHLY DRILLING – 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
  • MULTIPLE APPLICATION – Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
  • 4X LIFESPAN MATERIAL – Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
  • 1/8″ COBALT DRILL BIT – Round straight shanks, include 10 pack 1/8-inch diameter hss drill bit with well organized clear ps case.
  • UNIQUE 3X FLUTE DESIGN – Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.

Additional Info:

Color Gold

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8. Lichamp 1/4″ HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

Features:

  • 1/4″ COBALT DRILL BIT – Round straight shanks, include 10 pack 1/4-inch diameter hss drill bit with well organized clear ps case.
  • MULTIPLE APPLICATION – Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
  • 4X LIFESPAN MATERIAL – Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
  • SMOOTHLY DRILLING – 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
  • UNIQUE 3X FLUTE DESIGN – Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.

Additional Info:

Color Gold

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9. Lichamp 13PCS HSS Cobalt Drill Bits Set 1/16″ to 1/4″ with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

Features:

  • 4X LIFESPAN MATERIAL – Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
  • UNIQUE 3X FLUTE DESIGN – Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
  • SMOOTHLY DRILLING – 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
  • MULTIPLE APPLICATION – Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
  • 13PCS DRILL BIT SET – Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/4-inch in 1/64-inch increments.

Additional Info:

Color Gold
Height 0.71
Width 3.43
Length 5.24

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10. Lichamp 21PCS HSS Cobalt Drill Bits Set 1/16″ to 3/8″ with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

Features:

  • 4X LIFESPAN MATERIAL – Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
  • UNIQUE 3X FLUTE DESIGN – Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.
  • SMOOTHLY DRILLING – 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking.
  • MULTIPLE APPLICATION – Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
  • 21PCS DRILL BIT SET – Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 3/8-inch in 1/64-inch increments.

Additional Info:

Color Gold

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Best Cobalt Drill Bits For Hardened Steel Buying Guide

It’s your choice to decide on any Cobalt Drill Bits For Hardened Steel. However, you don’t want to purchase a product that won’t serve you well. There are certain things you should keep in mind for you to get the best product.

Here are the considerations that you should never overlook:

It is in line with what you need:

The first thing to consider is whether Top Cobalt Drill Bits For Hardened Steel will meet your needs. If you’re in search of something that will perform one specific job, look for products that are designed for the work. You can also choose what you already have if it meets your expectations.

Money to spend:

It is your choice what amount you’re willing to pay for this Cobalt Drill Bits For Hardened Steel. It’s not easy whether you purchase the wrong product and it doesn’t match your budget. It is best to select a product in line with your budget, so that if it fails, you are able to readily change it.

Features:

The details will let you know what you can expect out of the Cobalt Drill Bits For Hardened Steel. Don’t pick a product that won’t meet your requirements or disappoint you. Check to see if the Cobalt Drill Bits For Hardened Steel will be able to take care of your needs.

Quality:

The quality should be of a good standard for this Cobalt Drill Bits For Hardened Steel regardless of whether it’s a new or an old model. Examine the materials used in making this Cobalt Drill Bits For Hardened Steel and find out if they last long. Also, it’s your choice whether you’re looking for something that’s tough or not. You can pick from the different options available, based on your preferences.

Rare or available product:

Also, think about the existence of Cobalt Drill Bits For Hardened Steel in the marketplace. If the product is on the market and you are able to obtain it any time, rather than waiting for it to become available. But if the product is scarce and you are not able to find it, you’ll have be patient until the next batch is made available before purchasing one.

Warranty or Guarantee:

After purchasing a brand-new Cobalt Drill Bits For Hardened Steel, we want to make sure that it’s running smoothly and will not be easily damaged. Check out what you can expect from the warranty. In certain cases, it may be an issue of not getting your money back whether you discover something wrong in the product.

Customer Feedback:

Make sure to check out the reviews of customers on Cobalt Drill Bits For Hardened Steel. You can download it from their official website also if they have blog posts, you can be able to sign up to receive updates and view what people are saying about them.

Customer Support:

When you purchase this Cobalt Drill Bits For Hardened Steel the product, you’ll need an avenue to get in contact with them for any queries and other issues regarding the product. Some of them have a customer support hotline that you can call. It would be more beneficial if the company offers an online helpdesk to which you can send your inquiry.

Conclusion

Finding the Top Cobalt Drill Bits For Hardened Steel best for your project could be challenging, but it’s not impossible. You must consider your needs and preferences prior to purchasing a product as well as the style, the quality performance, reliability, and price.

Once you have a better idea of what you should find, finding the Best Cobalt Drill Bits For Hardened Steel suitable for your project is simple. We hope that this tutorial will help you locate the Cobalt Drill Bits For Hardened Steel best suited to your needs. Take note of all the points we’ve covered prior to making a purchase.

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