1,high quality and reasonable price 2,durable steel material for longtime use 3,applied to the Bauer rig usually Lock drilling machine, three key type and six key type two kinds, steel material adopt high quality alloy steel seamless steel tube, welding in the key on the road...

1,high quality and reasonable price 2,durable steel material for longtime use 3,applied to the Bauer rig usually Lock drilling machine, three key type and six key type two kinds, steel material adopt high quality alloy steel seamless steel tube, welding in the key on the road...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling 4.as customer's requirement There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling 4.as customer's requirement There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling 4.as customer's requirement There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling 4.as customer's requirement There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work performance, especially the price is...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work performance, especially the price is...

1.Designs uniquely novel 2.the bearing pressure bearing completely selects import 3.good quality and using long time      kelly bar drive head and upper fitting,which uses bearings to rotate kelly bar and prevent steel wire rop breakage.Designs uniquely...

1.broad costruction options 2.high efficient working performance 3.super torque of the drilling There are any rotary drilling rig, containing Soilmec, IMT and other parts of made-in-China. They are almost new and have high efficient work performance, especially the price is...