Diameter: 1/2"Decimal Equivalent: .5000"Overall Length: 5-15/16"Flute Length: 3-15/16"Number Of Flutes: 5Point Diameter: .230"Shank: 1/2"Enlarges And Aligns Existing HolesUsed In Steel Erection, Automotive, Truck & Trailer Manufacturing And RepairFor Use On All Metals Including Stainless Steel And Tough AlloysDeburrs Welded And Punched Holes