Mudanjiang North Alloy Tools Co., Ltd., affiliated to China South Industries Group Corporation ( CSGC) Heilongjiang North Tools Co., Ltd., was established in 1953. Our company produce military and....
Releasing Spear In drilling and work over opertion, the releasing spear is a tool mainly used for fishing of drill pipe, oil pipe and casing from fish hole.It can be used with internal cutter , ....
Our Tianhe main products are: Drill Collars, Spiral Drill Collars, Integral Heavy Weight Drill Pipe, and several kinds of drilling tools, work-over tools, cementing tools, coring tools, fishing tools....
We could supply tungsten heavy alloy billets by various sizes and contents, popularly 70~ 90% tungsten is used for making both soft-tip and steel tip barrels, ranging from 14~ 18 gram and 18~ 40 gram....
Mudanjiang North Alloy Tools Co., Ltd. is subordinate to Heilongjiang North Tools Co. Ltd., China South Industries Group Corporation. Established in 1953, we are the earliest production base of....