... ) 45# steel 3) hardened 42-48HRC Double face sledge hammer with handle : (1)MATERIAL : 45# , forged. (2)HEAD PROCESS : polishing, mirror polishing ... ) HANDLE : wooden(hickory, europen ash,ash , hardwood), fiber-glass,steel,forged steel,etc. (5)FIXATION : AB resin,wooden wedge,wooden wedge ...