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2 Set 2 1/2 Inch Concrete Hole Saw with 220mm SDS Plus Shank, 65mm Wall Hole Saw Drill Bit for Cement Brick Concrete Stone Wall
Made of high-quality chromium steel and tungsten alloy, corrosion-resistant, and have a long service life. Male thread adapter design, match your drill chuck fastening and improve speedier drilling
Package includes 2 set 65mm SDS Plus roud shank hole saws with 220mm connecting rod drills.
Our set features a high-hardness center drill, making it easier than ever to achieve precise and stable material positioning and penetration. Say goodbye to drilling errors.
It can be used to open self leveling concrete, hollow brick, cement wall, concrete wall, red brick etc. When installing air conditioners, water pipes, water heaters, fume pipes, etc.
1 Insert the center drill with groove surface into the connecting rod in parallel
2 Tighten the screws to fixed the center drill on connection rod
3 Install the connecting rod into theconcrete hole opener and tighten
4 Last step, done
The surface of the hole saw is smooth, the waste is easier to remove when opening, and the operation is more stable and the opening effect is better
Gabriel
Reviewed in the United States on July 7, 2024
On hole 1 i lost 2 teeth on hole 2 i lost the rest. did just enouh to make the job passible but not enough that i would buy one of these again.
Brenda
Reviewed in the United States on November 21, 2024
Never used but pretty sure they can do the job
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