Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Contaminate Free Cut-Off Wheel, 4 1/2 inch Diameter, .045 Inch Thick, 60 Grit Aluminum Oxide; Hazmat=False; Features=For food grade, nuclear, Stainless steel, and everyday conditions so rust will not develop;High quality grain, more friable;Made iron, sulfur or chlorine free (< 0.1%); StandardPack=1EA; CountryOfOrigin=IL; Abrasive Material=White Aluminum Oxide; Applicable Materials=Stainless Steel; Arbor Diameter = 7/8 in; Diameter=4 1/2 in; Grit=60; Hardness Grade=R; Speed=13300 rpm, 13300 rpm [Max]; Thickness=0.0450 in; Tool Shape=Type 27; Used With=Right Angle Grinder/Sander, Right Angle Grinders;