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

金剛石自由鉗鉗口金剛石分布均勻、耐磨、不易脫落。使用時不打滑、不傷管壁，可以延長鉆探工 具的使用壽命，尤其適合繩索鉆具的裝拆。

生產規格：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：可按用戶需求生產

Remarks:We can produce according to requirements.

套管自由鉗       Casing Circle Wrenches

三向受力的自由鉗、夾緊力大、不打滑、不損傷鉆桿。

鉆桿自由鉗規格：φ43、φ50、φ53、φ67、φ71、φ89  內管自由鉗規格：φ43、φ54、φ56

外管自由鉗規格：φ55、φ58、φ73

套管自由鉗規格：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