1.long life time 2.wear resistance 3.swift delivery 4.quality and quantity assured 5.100% virgin material About uswe ... products such as carbide no standard products, inserts, mining inserts, indexable inserts shims, drilling bits, drawing dies, cold forging dies, carbide bars ... , K05, K10, K15, K20,K30, P20, P40,etc. cemented carbide for rock drilling tools ( SGS approved )