Park Tool HMR-8 Shop Hammer & Replacment Tip Sometime all it needs is a good wack. Don't risk damaging a parts finish. Use the versatile and durable 8oz Shop Hammer from Park Tools. It is a perfectly balanced striking instrument built for a wide variety of shop uses and has a replaceable composite tip. Features Forged steel, precision machined striking face Non-marring, replaceable composite tip Fiberglass shaft with soft touch grip 8oz (225g) Head Length: 12" (30. 5cm) Steel striking face: 1" (25mm) diameter Plastic face: 1-1/4" (32mm) diameter Replacement tip: Part #293-8 Manufacturer's Part No: HMR-8, 293-8 UPC: tbd | Park Tool | Hmr-8 Shop Hammer | Black | 8 Oz