Model 9919 Material: carbide blade and natural diamond wheel is, of which 17 types of cemented carbide. The blade is plastic, copper, alloy ... -16 mm thick plate glass.Cutting life: life expectancy of ordinary glass cutter cutting 6,000 meters, part of the glass cutter to six glass ... cutter, to achieve 6 * 6,000 meters, of which South Korea, Japan, Germany, as an ordinary glass cutter ...