Diamond Hole Saw Set, Diamond Core Drill Bit for Tile/Glass/Marble (6mm-50mm 11 Pieces)

General description Professional Diamond Hole Saw Set designed for precise drilling in porcelain, glass, marble, ceramic, rock, and granite. This set includes 11 pieces ranging from 6mm to 50mm, featuring a special brazed diamond design for superior performance and durability. Technical specifications Material: Carbon Steel Sizes: 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 22mm, 25mm, 30mm, 38mm, 50mm Shank diameter for 6mm bit: 6mm Shank diameter for 8mm to 25mm bits: 8mm Shank diameter for other bits: 10mm Usage Ideal for drilling clean and precise holes in various materials. Always use water for lubrication to prevent overheating. Maintain slower drilling speeds and low pressure for extended drill bit life. Make a half-round mark and hold the drill straight for best results. Monitor the temperature; if the bit feels hot, reduce speed or pressure. Other information Package includes 11 diamond brazed drill bits. Tips: Electroplated diamond coating may wear off if overheated.