Gorilla sledge hammer 2.7kg 6 lb roughneck 65 912, roughneck gorilla sledge hammers are precision forged from high carbon steel'. '.strtoupper('e')ach sledge hammer features a dome shaped striking point for exerting concentrated force'. '.strtoupper('t')hey also have a larger than normal striking face with chamfered edge for general use'. '.strtoupper('b')oth of these striking faces are induction heat treated for hardness'. '.strtoupper('t')he hammers also feature a side striking face which is not hardened and is designed for striking wooden posts'. '.strtoupper('a') shock absorbing tpe grip handle is designed for maximum comfort.this gorilla sledge hammer has the following specification weight 5.5kg 12 lb.length 780mm'. '.strtoupper('r')oughneck 65 912 gorilla sledge hammer 5.5kg 12 lb