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24 best cobalt drill bits passed our test 2022

The best cobalt drill bits are designed for drilling holes in hard materials such as porcelain and ceramic tiles. They don't wear down easily because the cutting edges are made of cobalt which can hold its sharpness longer than most metals. That’s why you should own the best cobalt drill bits in your toolbox. We are here to help you to pick the best cobalt drill bit currently available. Check it out now.


OUR TOP PICKS

 

1. HIGH RATINGS: COMOWARE Cobalt Drill Bit Set- 15Pcs M35 High-Speed Steel Twist Jobber Length for Hardened Metal 

 

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  • HIGH-QUALITY MATERIAL: 5% Cobalt High-Speed Steel M35 provide extended tool life compared to ordinary drill bits. Durable and strong
  • TWIST DESIGN & PERFORMANCE: PRECISE 135°SPLIT POINT, gold oxide finish, and round straight shanks. Prevent walking, and clear chips and particles faster. Produced by precision fully ground, which ensures chips move smoothly.
  • 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 it also can be used for softer materials. Read more 

These Cobalt Drill Bits are made from hardened M35 High-Speed Steel, which is lightweight, durable, will not rust, and holds a solid cutting edge, so it won't break easily. The high-speed steel is hardened to achieve a hard and durable cutting edge.

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2. BEST OVERALL: DEWALT Cobalt Alloy Steel Drill Bit Set with Pilot Point, 14-Piece (DWA1240)  

 

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

The DEWALT Cobalt Alloy Steel Drill Bit Set has 14 pieces of drill bits with a pilot point. These drill bits are made from cobalt alloy steel and have a non-slip shank for increased power. Not only can these drill bits be used for wood, but they can also be used for metal surfaces. These bits come in a case to keep them organized and protected when not in use. It is ideal for drilling holes in wood, plastic, fiberglass, and other materials without the need to pre-drill first.

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3. BEST BUDGET: BOSCH CO2134 7/64 In. x 2-5/8 In. Cobalt Drill Bit

 

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

If you are looking for a drill bit that will last longer and provide you with a smooth and clean drilling experience, then look no further than the BOSCH CO2134 7/64 In. x 2-5/8 In. Cobalt Drill Bit. This drill bit has an all-metal construction, so it can withstand anything that is thrown its way and still maintain the quality of its performance.

 

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The Seller can change the price, so prices may differ from those found on Amazon when you see them. If you want to know the exact price, check Amazon now. Please note that they are only being used as a mentor.


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Last update on 2022-10-07 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

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CONNER WALSH
CONNER WALSH
CONNER WALSH is a true garden lover. He is already retired for a while, so he spends a lot of time gardening. He has been researching, buying, and testing many tools to help with gardening tasks. He has crafted even a blog with all the tips and tricks regarding the products he uses. He wants to encourage others to make their homes green and look stunning. With plant lovers in mind, CONNER WALSH has made sure that anyone will be able to use his tips for their own garden!