Feature: 100% Brand New and high quality Material：ABS + TPR + Tungsten steel+ ceramics Three slot hole position, durable, grinding head super hardness, durable, comprehensive care of the knife needs.Easy to replace. Multi-functional tool sharpener head replacer, quick sharpener, kitchen knife, outdoor knife, scissors,etc. Rough grinding adopts 600 #diamond stone rapid setting knife edge. Tungsten gold alloy is used for fine grinding, with fine knife edge and no damage to the knife. Aviation ceramics are used for more fine grinding, with smooth surface and fine elimination of small burr and iron powder. Package include:1pcs Replacer Grinding Head Note: 1. Please allow 1-3cm error due to manual measurement. 2. The colors may be different for the different display,please understand. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.