Make Perfect Countersink Holes Every Time

DIY-Rex 7-in-1 Countersink Drill Bit Set
$14.99$25.98
1 pc (2.8x8mm)1 Set (7 pcs, $4.30 each pc)
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Why put up with subpar countersink bits?

With a whopping 7 bits per set, DIY-Rex Counter Sink Drill Bits ensure you can quickly create perfect holes for countersunk screws and bolts. Sharply reduce time and effort spent on tons of projects with this high-performance drill bit set! 

  • Make perfect countersinks/counterbores - for nuts, rivets, and screws.

  • Goes through plastic & wood- With smooth, quick drilling.

  • 7 bits per set  - Enjoy a wide range of sizes for any project.

  • Perfect for a variety of projects - including cabinets, furniture, and more.

  • High-quality material - Sturdy and durable for a long service life.

Every DIYer NEEDS This in Their Arsenal!


We Got You Covered



We Got You Covered


Install screws, nuts, and rivets that don't

protrude from surfaces.

Perfect for building safe & stable furniture

and many other projects.

Finish all types of projects in no time and 

with less than half the effort.

How to Use DIY-Rex Countersink Drill Bits

  • 1. Select a size DIY-Rex Countersink Drill Bit that matches your nut, rivet, or screw.

  • 2. Attach the drill bit onto your drill. 

  • 3. Drill into a piece of scrap wood or plastic to determine the right depth and size. 

  • 4. Drill into wood or plastic to create your countersink. 

  • 5. Attach nut, rivet, or screw into the countersink. 

Here's What Our Customers Are Saying

FOURTH PURCHASE FROM THIS STORE. I'M HAPPY! 

"As someone who makes custom furniture for a full-time job, I use these with almost EVERY project. These are high-quality drill bits that go through wood smoothly. Highly recommended!" - Eric P.

CAN'T FIND THIS IN OTHER STORES 

"Ordered a set for my husband because I couldn't find it in stores. He absolutely loves it! 100% ordering from this store again. Thank you!" - Samantha W.

 A FAVORITE DRILL BIT SET 

"I've been using similar to sets for 6+ years and this has outperformed everything before it. Solidly built, go through wood and plastic like they're made of butter." - George M.


Product Specification

Specifications:

Package includes: 2.8x8mm (1pc) or (1 set) DIY-Rex Countersink Drill Bit Set, 7 pieces per set 

Material: HSSBlade material: tungsten steel 

Chamfering machine material: 45# steel 

Color: silver + orange 

Size: 2.8x8mm, 2.8x10mm, 3.0x8mm, 3.0x10mm, 3.2x8mm, 3.2x10mm, 3.5x8mm (twist drill diameter x counterbore diameter) 

Shank type: round shank 

Shank diameter: 8mm 


NOTE: Due to extremely high demand, orders take up to 10-15 days (United States), 15-25 days (Rest Of The World) to ship and arrive. Please be patient, we are doing our very best to fulfill every order that we receive!

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