Excel Impex brings you a combo of Borit oil and wheel type Glass Cutter and Excel Impex glass drill bit set of 4 for cutting and drilling holes on glass. The narrow tipped high pressure tungsten carbide wheel ensures deep cut over the score unlike other cutters. The head rotation and free flow of oil for lubrication ensures intricate cuts to be made with simplicity. Use the Borit Glass Cutter for cutting glass of thickness up to 12 mm. Excel branded high quality drill bits are specially designed to make holes on glass. Diamond particles are electro bonded to the tip of the drill. A unique and proprietary technology is used for bonding diamonds on a suitable metal shank. Economic and useful. Fits on all hand held drilling machines available in the market. A must tool set for every glazier, glass shop, and where glass is being handled. Package includes Glass Drill Bit Set of four- (5,6,8,10)mm and Borit Oil and Wheel type Glass Cutter.