Hunan O.E.D Co., Ltd (O.E.D), established in 1988, We are specialized in ... ,cold forging dies,bars, balls,burrs ,PCD blades,PCBN blades,ceramic inserts, and customized products etc.In the meantime ,please be ... & application recommendedSK6AK1014.7-15.191-91.51750-1850Fine grain W-Co alloy, with high hardness and good wear-resistance, used for ...