Pricing mentioned is for a BX. Requires a minimum buy of 1 BX. Tool Shape=Type 27; Diameter=4 1/2 in; Thickness=1/4 in; Arbor Diameter = 4 1/2 in; Grit=24; Speed=13580 rpm [Max]; Abrasive Trade Name=Gemini; Used With=Aluminum; Height=5.200 in; Length=0.210 in; Series=Gemini; Width=9.600 in; Color=Black;