Brass Fittings / Brass Fasteners manufacturer with ISO 9001:2015 certified

OSTON 's Quality Management System :



ISO 9001:2015 Certified:
OSTON Brass screw parts' management system has ISO9001:2015 certified. We have certified standard thread gauge, projector, and pin gauge.And will introduce roughness measurenment system and KEYENCE IM series in 2020. Please keeping follow us.