We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Chengdu Deep Diamond, Impregnated Diamond Core Drill Bits, Threading For Rotary Shouldered Connections, Universal Parts,197mm Power Section. At our firm with good quality initially as our motto, we manufacture merchandise that are entirely made in Japan, from materials procurement to processing. This enables them for being used with confident peace of mind. The product will supply to all over the world, such as Europe, America, Australia,Chile, Surabaya,Ukraine, Cyprus.We aspire to meet the demands of our customers globally. Our range of products and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!