Dremel Silicon Carbide Cutting Disc, 38mm x 1.12mm Thick, 5 in pack
12mm Thick, 5 in pack, Bore Size: 3.Dremel Silicon Carbide Cutting Disc, 38mm x 1.2mm, Maximum Safe Speed: 35000rpm, Material Cut: Aluminium, Cast Iron, Copper, Hardened Steel, Disc Shape: Round, MPN: SC456.