65% fibreglass shaft with a Thermoplastic rubber (TPR) soft grip ergonomic handle, for comfort & reduced fatigue.Overall length: 330mm; handle length: 280mm.Weight: 16oz (453g). Head manufactured from heat treated 45 carbon steel.Head width: 105mm; face diameter: 32mm.Manufactured to DIN standard. Also available; 12oz ball pein hammer (Part No. 8604), 24oz ball pein hammer (Part No. 8606), 32oz ball pein hammer (Part No. 8607).