68mm/82mm Laser Welded Diamond Core Drill Bit Center Drilling Bit Hole Saw M16 to SDS-Plus/Hex Adapter for Concrete
M14 Dia 6-115MM Vacuum Brazed Diamond Drill Core Bit Hole Saw Drilling Bit for Granite Marble Porcelain Tile Stone
6MM -150MM Vacuum Brazed Diamond Drill Core Bit Hole Saw Hole Cutter With M14/ 5/8''-11 Shank for Porcelain Tile Marble Granite
