100mm 4 Diamond Hole Saws Drill Bit Masonry Drilling Tools for Stone Glass Tile
- Product Name: Diamond tip masonry bit, Stone cutting bits, Large hole saw, Granite hole bit.
- Excellent for making clean and accurate hole on stone, granite, marble, tile.
- NOT have center pilot drill, 3/8 inch hex shank will fit handheld or upright drillers.
- Start drill at 45 degree to surface and align to 90 degree as hole forms.