الوصف

Our company has a manufacturing factory which is a leading factory specialized in producing kinds of rock bits, valve, beaaring, chisel and so on.We have strong technical power, well-trained professionals team., strict quality control system, and first rate specialized production equipments. Our products, such as bits, all steel bits, whirly bits chisels, spliters, and bushings are highly praised by our customers because of their steady capability and good quality.