... such as cast steel,iron, nonferrous metals,plastic and s Twist Drill bit It's suitable for ... such as cast steel,iron, nonferrous metals,plastic, and so on. We can supply all kinds of ... conformity with GB/T19001-2000 idt ISO9001:2000 Standard.And our company is the agent of YG-Cutting ... including end mills, drills and taps, according to CNS, JIS, DIN and ANSI specification.And we also have ability to ...