Pricing mentioned is for a PK. Requires a minimum buy of 1 PK. Tool Shape=Type 27; Diameter=4 1/2 in; Thickness=1/8 in; Arbor Diameter = 5/8 in; Arbor Thread - TPI or Pitch=5/8 in - 11; Abrasive Material=Zirconia Alumina/Aluminum Oxide Blended; Speed=13580 rpm [Max]; Abrasive Trade Name=Charger; Applicable Materials=Most Metals, Steel; Style=Free Cut; Height=0 in; Length=0 in; Width=0 in;