Dongguan Circle Four Metal Materials Co., Ltd, set up in early 2008, is a large scale enterprise specialized in providing tool steel. Locate in the Chang An Dongguan, City of Metals, we gain the advantage location and sea transportation.

We supply with different kinds of plastic tool steel, carbon steel, hot work steel and cold work steel with business pattern of processing, wholesales and retail sales. Our factory is well equipped with grand vertical saw machines, horizontal saw machine, milling machines, grinding machines, finish milling, advanced hardness testing, and ultrasonic...