4140 milling by our own workshop
We have 20 years experience for 4140 milling,and we could manage the tolerance very good.
Please let us know the exact size demand,we shall fulfill it.
Otai Special Steel is stable supplier for Voestalpine & Thyssenkrupp, with ISO9001 certified. We Supply Top Quality Tool Steel and Alloy Steel.
Tel: 0086-769-23190193
Fax: 0086-769-88705839
WhatsApp: +8613580960968
Email (English): sharon@otaisteel.com
Address: 1F, Building B, Sanfang Industrial Area, Xiansha, Gaobu Town, Dongguan City, Guangdong Province, P.R. China