1.Used for Plastic Mold Parts 2.SUJ2,20Cr,S45C,SWP-B,SUS304, etc. 3.Metric& ... 4.Misumi&Punch Standard 1. About Yukai: Yukai Precision Mold parts Co., Ltd., founded in 2005, is a professional company in research ... , plastic mould, die casting mould, semiconductor mould and other automatic parts. 2. Products' Accuracy: 3. Production Workshop & Advance Equipments: 4. Packaging ...