hejian, Cangzhou, Hebei, China,062450
Our company which was set up in 1992, is located the Industry Park of Hejian County, Hebei Province, a famous Drill Bit home China. Our covers an area 300 square meters, with spacious workshops and offices. main products include high quality PCD, Synthetic ...
pdc bit, pdc drill bit, tricone bit, tricone rock bit, steel tooth bit, insert rock bit, single cone bit, pdc steel bit, pdc matrix bit, roller bit, hole opener bit, fishing tool
