Proxxon Corundum Cutting Discs & Arbor - 22mm (Pkt 10)Cutting discs made of special compound available in 22mm or 38mm diameter both 0.7mm thick. Use for cutting alloy metals, stainless steel and non-ferrous metals. The 22mm are available as a pack of 10 discs including an arbor with a 2.35mm diameter shank, of as a bulk pack fo 50 discs. The 38mm diameter discs are supplied as a pack of 5, including an arbor. Special Corundum compound For cutting alloys, stainless steel & non-ferrous metals 22mm or 38mm diameter Packs of 10 x 22mm & 5 x 38mm include arbor Bulk pack of 50 x 22mm discs available