we have a professional supplier of new and used( rebuit) drill bits used for oil filed, water well.Including tricone bits, PDC bits and drill pipe.various of model and dimension....

Hebei ZK Drill Equipment Co., Ltd. is specialized in designing, manufacturing and marketing of various high quality diamond drill bits for various petroleum drilling activity.....

We are Hebei ZhanKui Drill Equipment Company in China.One of the largest drill equipment company producing new drill pipe, tricone bits, PDC bits and also can supply used tricone....

Hebei zhankui Drilling Spare Parts Company was established in 1980.Supplying Tricone bits( new and renew) , PDC bits, drill pipe, drill collar, put together the long diameter bits....

we are professional of producer of drill pipe.We can produceE75, G105grade drill pipe with ISO90001 certificate.And we also can supply used tricone bits both TCI bits and steel....

We are Hebei ZhanKui Drill Equipment Company in China.One of the largest drill equipment company producing new drill pipe, tricone bits, PDC bits and also can supply used tricone....

Hebei ZhanKui Brill Equipment Co.Ltd specializers for water well, oir, field, construction, geothermal, directional boring and underground foundation work all over the world.Our....