Pferd Inc.’s SG Polifan Z SG Power Steelox flap discs are now available in a 6 in. (Type 29) disc in 40 and 60 grit in 7/8-in. arbor and 5/8-11 hub versions. The high-performance, zirconia alumina Z abrasive handles demanding grinding work, delivering optimum stock removal on high-powered angle grinders even at higher contact pressures. The flap discs are specified for use on steel and stainless steel (Inox). They work well for weld seams, chamfering, blending and deburring and provide reduced vibration, noise and dust levels.