PFERD Abrasives Abrasive cap 609962 - PFERD 42302071, The PFERD 42302071 is an abrasive cap with a 7 mm diameter, suitable as a grinder attachment. Manufactured by PFERD, it comes in a pack of 50 pieces, ideal for precision grinding applications. These abrasive caps are typically used in metalworking and surface finishing tasks. PFERD 42302071 POLICAP 7 mm Grinding caps 50 pcs stainless steel use