Westmark Herkules - Nutcracker - Ideal for Cracking All Types of Nuts and Will Crack Seafood Shells - Aluminium - 15cm The classic Herkules nutcracker comes Westmark. Ideal for cracking all types of nuts and seafood shells e Made from high quality cast aluminium with special food safe coating 15cm/6in long -3cm/1.2in wide. Dishwasher safe - 5 year guarantee from Westmark.