Thor super plastic mallets fitted with strong wood handle and ultra-high molecular weight Polythene head, this will provide high impact, durability and high abrasive resistance, well as resistant to corrosion to most chemicals, these mallets will not fracture, splinter or delaminate. Also these Thor mallets are use in the jewellery industry, steel rule die assembly, the furniture industry and sheet metal working. Weight 480g (1lb).Diameter 60 mm (2 3/8 in).