Isan Fasteners is a korean bolts and nuts manufacturing company with a head office in Seoul, Korea and a factory in Cixi, China.

We offer top quality fasteners for the construction, steel structure, electric transmission tower, and petrochemical plant industries based on decades of technical and engineering expertise and experience in thriving and well-developed Korean fasteners factory systems.

We cold forge from sizes M12 to M30(1/2" to 1 1/2")