Dia.*th*hole grit Maxrpm 4*1*5/8 40# 60# 80# 120# 180# 240# 320# 8.600 6*1*1? 5.700 6*1-1/2?1 5.700 6*2*1 5.700 6*3*1 5700 8*1*1 4300 8*2*1 4300 10*2*1-3/4 3400 12*2*1-3/4 2850 Characteristics: Designed to deliver a consistent finish with a uniform rate of cut,flap sheels wear away,continually exposing fresh abrasive. Comformable to most shape. Ideal for stock removal,deburring,cleaning,blending and finishing Cleaning of weld surfaces Removing machine marks & flaws Finishing stainless steel vessesls Removing die lines. Paint and rust removal