- Product Description
Electric coal drill piece s classKeywords:
mainly engaged in the development, production and sales of cemented carbide and related products. The factory has more than 40 years of hard alloy development and production history, with strong scientific research and production strength, as well as advanced production equipment. There are more than 500 employees, including more than 200 engineering and technical personnel, more than 30 senior engineers, and 300 sets of production and testing equipment of international and domestic first-class level.