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πŸ”ͺ cutting edge: co z shank cutter for concrete cement – enhanced performance and efficiency logo

πŸ”ͺ Cutting Edge: CO Z Shank Cutter for Concrete Cement – Enhanced Performance and Efficiency Review

3

Β·

Poor

Revainrating 2.5 out of 5Β Β 
RatingΒ 
2.3
πŸͺš Hole Saws & Accessories, πŸ”ͺ Cutting Tools

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Description of πŸ”ͺ Cutting Edge: CO Z Shank Cutter for Concrete Cement – Enhanced Performance and Efficiency

4-in-ONE: This CO-Z drill bit set provides a 4.4" pilot drill and three diameters of hole saws (30 mm or 1.2 in. 50 mm or 2 in. 65 mm or 2.6 in.) to let you quickly punch clean holes in the most commonly needed sizes. FITS SDS PLUS HAMMER DRILLS: The custom shank on the connecting rod works with SDS Plus tools by all major manufacturers (Bosch, DeWalt, Hiltex, Makita, Goplus, and more) to make your hammer drill even more useful than it already was. DURABLE MATERIALS: Made of high-quality 40Cr steel and tungsten alloy, this hole saw drill bit set will give you years of service even under punishing use. WIDE APPLICATION: This masonry hole saw kit easily drills through most common wall materials (brick, adobe, concrete, cement, and stone) to let you install AC tubing, water pipes, exhaust hoses, and more!. SATISFACTION GUARANTEED: We offer CO-Z's usual strong warranty and friendly 24/7 customer service so you can order worry free and start improving your home improvement right away

Reviews

Global ratings 3
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Type of review

Revainrating 3 out of 5

It works, nothing special.

This accessory works as intended, but there are a few things that bother me. First, the wall of the drill is thicker than that of a high quality drill of the same type. All of this means it takes a little longer to make a hole because more material is removed. Second, after reading the reviews, I realized that the set screw could come loose. This is a weak statement, one of my students lost it in a log wall a few minutes after using it. I bought a replacement from Menards for less than a few…

Pros
  • Power and hand tools
Cons
  • Crumpled packaging

Revainrating 2 out of 5

Not long. suitable for power tools and hand tools

I bought these after reading several reviews and because of the great price. I needed this for work drilling some access holes in a 4" thick log wall. I used the larger 2 1/4" drill bit to start my project. It was enough for a hole in the block, and then there were almost no "carbide" teeth left. I tried using it for the second hole but it didn't cut at all. Another issue was that the set screw kept loosening (despite being at maximum). After the drill came out a third time while drilling the…

Pros
  • tools and household goods
Cons
  • long delivery time

Revainrating 2 out of 5

Does the job well but is cumbersome to use

I have used these hole saws with 8" concrete walls and 2" concrete blocks and Angelus blocks. It does a great job of cutting a nice clean hole as you can see in the attached photos and doesn't take much work with a good hole punch, especially with the smallest hole saw. The grinding surface of the crowns themselves looks like they will last forever. Even after drilling tons of holes I don't see any wear. The problem occurs when trying to change from one saw size to another. Unscrewing the hole…

Pros
  • Hole Saws and Accessories
Cons
  • Not as thick as others