The broad range Performance Line SG offers a high-performance tool solution for every application and every material. Performance Line SG tools achieve optimum results with maximum economic efficiency. POLIFAN flap disc specifically designed for stainless steel (INOX) with ultra-cool grinding. Due to the ceramic oxide grain CO with active grinding and cooling special coating (FREEZE), there is no heat discolouration (even in sub-optimal thermal conditions), so no reworking is required.