Hammer pins Hammer pins are a critical part of auto shredders. Not only do they need to have a long average life-time, early failures are forbidden. The Toolox bars fulfill both demands. Furthermore, Toolox is delivered with an ultra-high strength. The guaranteed crack resistance and unique quality control minimize the risk for production stops. Hammer pin as alternative to standard hammer pin 4340, offering an increased life-time with a very competitive price. Using Toolox gives the guarantee of knowing the origin of the steel. All bars are ultrasonically tested. The hardness and crack resistance are guaranteed for all bars delivered.