Founded in 1979, Waterson Corp. is one of the leading investment casting foundry with OEM, ODM and OBM capacity. We provide stainless steel solution for industries of all kinds, and also supply products of our own brands: ✔ SAFLOK self-locking quick coupler: Fast and safe solution for connecting pipe systems; SAFLOK has become one of the standard safety equipment around the world. ✔ W-LOK Lock Series: High security locks; W-LOK passed EN-12320, Grade 6 for the maximum security. ✔ WATERSON Self-closing hinge: We integrate door closer, door hinge, speed controller and door stop into one little hinge. The hinge is certified by UL per ANSI A156.17 Grade 1 for its unusual durability. Our mission is to provide clients with precise quality, accurate delivery, and prompt service. We are passionate about solving problems for our partners and always will be.