Diamond Hole Saw 68mm, Diamond Drill with Center Guide Drill Bit, Tile Hole Saw with Diamond Surface Coating for Cutting Glass, Tile, Ceramic, Marble

【PRECISE POSITIONING】: Compared to standard hole saws for conventional glass, our hole saws have positioning aids. The pilot drill in the middle can help you position accurately, ensure the drill does not slip, does not get stuck and helps to repair the drill. Drill precise holes.

【CUTTING EFFECT】: The diamond surface coating adopts sintering processing method. The cutting edge contains diamond particles from the inside out to ensure that the cutting edge is always sharp. Low resistance Smooth cutting and stable drilling ensure smooth, high-precision cuts without broken edges for optimal cutting results.

【HIGH-QUALITY MATERIAL】: Diamond hole saws are made of high-quality carbon steel. high-strength industrial and the surface is nickel-plated, which is effective against corrosion and rust. Diamond surface coating of the drill makes the coating thick and uniform, and the wear resistance is high. Wear and life of the hole opener are improved.

【WIDE APPLICATION】: The diamond drill bit is suitable for cordless drills, lithium drills and bench drills. Widely used for cutting precise holes in glass, ceramic, porcelain, tile, limestone, slate, marble, pumice and fiberglass.