SRK 10+16+18mm Diamond Hole Saw Set,Diamond Drill Bits Multifunctional Drilling Bit for Glass Ceramic Marble Porcelain Tile Granite Quartz Gemstone

About the item Package Includes: 1*diamond hole saw set, suitable for drilling holes in glass, marble, pocelain, fiberglass, slate, light stone, ceramic tiles or granite High-Performance Materials: The glass hole cutter is made of high-quality Tungsten Carbide Alloy, which is very sturdy and durable. At the same time, the surface is nickel-plated, which has good rust resistance, corrosion resistance and prolonged service life Efficient & Smooth Cutting: The high-quality diamond drill bits with thicker diamond coating make the edge of the groove sharper, which can achieve smooth and high-precision cutting. Large chip holes on the side can remove waste, ensuring smooth and accurate punching. Thickened diamond sand, thicker than ordinary hole opener, with sharp and durable holes. The surface is plated with nickel technology, with a smooth surface, which greatly reduces the opening resistance and improves drilling efficiency. packing:10+16+18mm glass hole sa