Material: carbon steel such as C45, 20CrMnTi, 40Cr, 42CrMo or stainless steel or copper or nylon and so on

 --Heat Treatment: Hardening and Tempering, High Frequency Quenching, Carburizing Quenching and so on.

--Good quality raw material, Precision machining, Strict inspection

--Good Wear Resistance

--Good quality with reasonable price, timely delivery and great customer service.

--A Professional on Drawing analysis, Meeting discussing, program auditing, PC & QC