Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Diameter=3 in; Width=1 in; Stem Diameter = 1/4 in; Grit=60; Speed=23000 rpm, 23000 rpm [Max]; Abrasive Material=Aluminum Oxide; Mounting=Stem; Applicable Materials=Most Metals, Plastics and Woods; Applications=Blending, Deburring, Finishing; Used With=Die Grinder, Right Angle Air Die Grinder;