Description
- ➽[Quality Material] Adopt 100% diamond powder. The cutting head consists of carborundum coating, sharp teeth, with a good coating process. More durable, quality is more reliable, high concentricity and high cost performance.
- ➽[Unique design] Unique "U" shape opening design, advantageous to remove chip, small cutting resistance, work easily. Long oval chip hole design can clean the oval chip maximum.
- ➽[Perfect workmanship] The surface is treated by nickel plating with the thicker hole to accelerate the drilling speed. 4 different sizes (head diameter 6/8/22/25 mm) can meet your different needs.
- ➽[Matters need attention] Should be installed in a regular gun drill or professional bench drill. The connecting handle should be triangular handle or round handle. For marble, tiles, vitrify blocks, floor tiles, granite open hole.
- ➽[Last but not least]Reduced the drill speeds is good for extend the drill bit service life, in order to reach a super perfect hole please add some lubricants (like water).
★Material: diamond powder drill bit and nickel plating surface. ★ 4 Sizes: 6mm, 8mm, 22mm, 25mm. ★Should be used with pistol drill or professional bench drilling machine. ★Application for Drill Glass, Tile Bottles, Blocks Jars, Fiberglass Porcelain Tile Ceramic, Slate Mable and Granite Light Stone. ★Reduced the drill speeds is good for extend the drill bit service life, please always use lubrication (water) ★Package include: 4 pcs Diamond hole saw drill bits
