Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Solid Carbide F425 5/8-SB PADNO Nose; Hazmat=False; Features=Constructed to keep the Disc cool, therefore extending the life of the coated abrasive Disc;Design allows air to flow through the slotted hub and between the spirals on the face of the pad, keeping the Disc cool;Ideal for all sanding operations on metal, plastic Fiberglass, etc; StandardPack=1EA; CountryOfOrigin=US; Arbor Diameter = 5/8 in; Diameter=4 1/2 in; Hardness Grade=Flexible; Speed=11000 rpm; Type=Backing Pad;