Steel Drilling Hammer, Hammer Type Sledge Hammer, Non-Sparking No, Handle Material Wood, Head Material Steel, Head Weight 4 lb, Face Diameter 1 3/4 in, Overall Length 10 in, Handle Length 202 mm, Grip Style Plain, Face Shape Octagonal, Dead Blow Hammer Yes, Features Drop Forged Induction Hardened Head, Tempered on Striking Face, Head Length 4 in