super alloy tool steel, HSS Reliability , wear-resistance burr-free, mirrored surface ISO9001 (UKAS) All size are availble some size in common 1500×180×19.6/20.6mm1200×180×19.6/20.6mm2750×190×19mm2750×180×18mm2750×240×15mmWe are manufacturer of machine knives, our main products as following1, printing industry: we supply blades for many paper guillotine cutters, such as polar, Whlenbberg, ...