Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Solid Carbide H700-R BACKING PADS; Hazmat=False; Features=Ideal for sanding operations on metal, plastic, Fiberglass, etc.;Standard air-cooled all-purpose; StandardPack=1EA; CountryOfOrigin=US; Diameter=7 in; Hardness Grade=Rigid; Speed=8500 rpm, 8500 rpm [Max]; Thread - TPI or Pitch=5/8 in - 11;