SUNGIL Special Steel Co.,Ltd is one of leading heat treatment companies in Korea. We have been specializing in hardened and tempered steel for 20 years. In 2005, our company achieved ISO 9001 Certification for metal heat treatment and manufacture of processed metal parts and heat treatment machinery. We also registered Korean Utility Model(Martensite, Cold-rolled Stainless, Not oxidized continuous cooling for coil).

Our steel strips are supplied to Auto part companies in Korea. Application products are clutch, gasket, wiper blade, oil gauge, saw blade, cutter blade so on. From 2006, we have been started manufacturing cutter blades.

Our cutter blades are supplied to one of Korean major distributors for stationery and also to overseas countries. Our customers are around the world such as USA, Hongkong, Indonesia, Iran, Turkey so on.