Diamond Hole saw M14 Connection porcelain tile Drill Bits OD6-180mm Vacuum Brazed Diamond Drilling Core Bits

Outer Diameter
From 6mm-180mm or as your request. Less than 20mm, wax in it, better for dry drilling different kinds of materials.
Total Length
About 62mm
Working Length
Shank Type
M14 Thread, We can also provide 5/8″-11, Hex shank, Round Shank, Hex Quick release shank.


1.This Diamond Drilling Core Drill Bit that makes holes on Stone Tile adopts M14 thread, suits for angle grinder. The design of U-shaped chip grooves provides longer working life, fast and smooth drilling.

2. The diamond hole saw drill bit set can be used both dry and wet, meet your various needs, recommended adding some water to prolong the service life.
3. Dry/Wet Cutting。This hole saw bit can be cut arbitrarily in wet or dry to meet various user environments. A little water will make it smoother.
4. Easy To Operate,First, keep the hole drill at a 45-degree angle, and then continue drilling at a 90-degree angle with the horizontal surface. It is easy to install and operate conveniently.

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