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200PCS Silver Diamond Coated Hole Drill Solid Bits Gems Glass Tile 1.8mm
Silver Diamond Coated Hole Drill Solid Bits Gems Glass Tile 1.8mm (200PCS) - -. Product function: jade agate, jade pearl shell, punch pin drill crystal engraving grinding head 。 Usage: It must be cooled by water (similar to drip device like drip in hospital). For example, dry diamond, the diamond on the tool head will be graphitized due to overheating, so it will wear out quickly and scrape. The light pressure is fed. The diamond tool is ground by grinding. When the workpiece is machined, excessive force is applied, the grinding powder is not easy to be removed, and the tool (especially the small tool) is also easily damaged. 。 Light pressure feeding, diamond tools rely on grinding to machine the workpiece, excessive force, the grinding is not easy to eliminate, tools (especially small tools) are also easy to damage. 。 "Specifications: 。 Color:silver 。 Size:2.3 x 43 mm/0.09 x 1.69 inch 。 Weight: 130/260 g 。 Material:Metal, diamond 。 Shank diameter: 2.35 MM/0.09 inch 。 Head diameter: 1.8 mm/0.07 inch 。 Sand length: 6-8 MM 。 Full length: 40 mm/1.57 inch 。 。 。 Diamond drill bits are primarily used for drilling holes in jewelry, gems, glass, marble, tiles or granite. 。 。 Package list: 。 100 x Diamond Coated Hole Drill Solid Bit" 200 x Diamond Coated Hole Drill Solid Bit" 。 。 。


