1. OEM steel investment casting as per ur drawings/ samples ... international standards 1. Tool part, material CS-7,steel investment casting, heat treatment to HRC50-55;2. ... DIN,VDG P690Japan JIS;7. We OEM stainless steel, carbon steel, alloy steel investment casting as per your drawings or ... parts, electronic instrument parts , marine hardware, hardware tools, and etc;12. The annual capacity is more than ...