Minimo Metal Bond Diamond Bur #90 Φ3.1 AD4101 1 piece

Catalog number: AD4101 Features: ●Diamond abrasive grains are distributed throughout the entire molding layer, ensuring a long life. ●Ideal for free grinding with a hand grinder, etc. Specifications: ●Grain size (#): 90 ●Blade diameter (mm): 3.1 ●Blade length (mm): 8 ●Shaft diameter (mm): 2.34 ●Total length (mm): 47.0 ●Shape: Cylinder ●Maximum operating speed (rpm): 80000 ●Compatible materials: Ceramics, glass, tool steel, alloy steel, cemented carbide, cermet