Name: Sledge Hammer Material: Beryllium copper, Aluminum bronze alloy Technique: Precision Casting Size: 450g-9900g Feature: The sledge hammer can apply more force than other hammers, due to its large size. Application: Non-sparking Tools be used in many industrias such as Gas& Oil works, Petro-chemical plants, Shipyard, Airport, Armed Forced, Pharmacy and many others.