Description of π Diamond Masonry Drill Bit with JINGLING Glass Drilling Capability
The diamond coated hole saw suitable for use in drill hole on glass, marble, tile or granite. Hole Diameter: 5mm (close to 3/16") ;Total length: 50mm (2");Drill depth: 16mm depth. Use with water as a lubricant; Holes require no futher work as cutting Is clean. Start drill at 45 Degree to surface and align to 90 Degree as hole forms. Product Name: 5mm Diamond tip drill bit, 3/16" inch Glass hole saw bit; Please add water for coolant.