170 Grit Drum Shape Sintered Diamond Bur for Stone & Glass Carving – 3mm Shank, 5pcs Set (H011) Head Size:8mm Polishing Laps

Polishing Laps

ensuring smooth application and controlled Polishing

Compatible with popular lapidary machines and available in 6-inch and 8-inch diameters

and surface smoothing

including our premium sintered diamond core drill bits

170 Grit Drum Shape Sintered Diamond Bur for Stone & Glass Carving – 3mm Shank, 5pcs Set (H011) Head Size:8mm Polishing LapsOverviewSintered Diamond Bur Introduction The Sintered Diamond Bur is a heavy duty precision tool engineered for high speed grinding, shaping, and material removal on ultra hard substrates like carbides, industrial ceramics, sapphire, and advanced composites. Featuring a sintered metal bond that permanently bonds diamond particles, it delivers unmatched durability and stability under extreme mechanical stress. Design & Functionality The Sintered