Roughneck Gorilla Sledge Hammers are precision forged from high carbon steel. Each sledge hammer features a dome-shaped striking point for exerting concentrated force. They also have a larger than normal striking face with chamfered edge for general use. Both of these striking faces are induction heat treated for hardness. The hammers also each feature a side striking face which is not hardened and is designed for striking wooden posts. A shock absorbing TPE grip handle is designed for maximum comfort.This Gorilla Mini Sledge Hammer has the following specifications: Weight: 1.8kg (4lb).Length: 345mm.