Circle Wrenches

自由钳   Circle  Wrenches           BC(BQ)NC(NQ)HC(HQ)PC(PQ)

金刚石自由钳钳口金刚石分布均匀、耐磨、不易脱落。使用时不打滑、不伤管壁，可以延长钻探工 具的使用寿命，尤其适合绳索钻具的装拆。

生产规格：BQ、NQ、HQ、PQ

Manufactured with advanced technique,diamond circle wrenches can avoid damage to rods and  bits. They are especially fit to screw up and off  wire-line coring  rods.

Description:BQ、NQ、HQ、PQ 注：可按用户需求生产

Remarks:We can produce according to requirements.

套管自由钳       Casing Circle Wrenches

三向受力的自由钳、夹紧力大、不打滑、不损伤钻杆。

钻杆自由钳规格：φ43、φ50、φ53、φ67、φ71、φ89  内管自由钳规格：φ43、φ54、φ56

外管自由钳规格：φ55、φ58、φ73

套管自由钳规格：φ73/89、φ89/108、φ108/127、 φ127/146、φ146/168

Circle wrenches clamp strongly,and can avoid slide and damage to drill rods.

Sizes of  Drill  Rod Circle  Wrenches: φ43  φ50  φ53  φ67  φ71  φ89

Sizes of  Inner Tube Circle Wrenches: φ43 φ54  φ56

Sizes of  Outer Tube Circle Wrenches: φ55  φ58  φ73

Sizes of  Casing Tube Circle Wrenches: φ73/89  φ89/108  φ108/127  φ127/146  φ146/168