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zhengzhou lddiamond product co.,ltd
Zhengzhou, Henan, China (Mainland)
86-371-60835862
Business Type:
Manufacturer, Trading Company, Association
Featured Products
water well drilling pdc drill bit
56mm water well drilling bit/pdc drill bit
full face pdc drill bit for water well drilling
3 wing pdc drag bit
6 wing pdc drg drill bit
pdc anchor shank drill bit for coal mining
25mm diamond pdc anchor bit
25mm to 42mm pdc coal mine drill bit
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