Pricing mentioned is for EA. Requires a minimum buy of 1 piece. PowerLock High Strength Buffing Discs, Type III, 3", Medium; Hazmat=False; Features=All non-woven Quick Change Discs are designed to run on back-up pads that are rated at or above the RPM of the Grinder;Aluminum oxide grain for a combination of cut rate and finish;Designed for light removal of paint or rust without affecting the base product;Tough, yet conformable, high-strength Discs are smear-proof and resist tearing on burrs and sharp edges;Type TR/III fit roll-on/roll-off plastic attachment system; StandardPack=1EA; CountryOfOrigin=MX; Height=0 inch, 6 in; Length=0 inch, 8.300 in; Mounting=Center Mount; Width=0 inch, 7.800 in;