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Interlocking kelly bar for Bauer BG30 OD 419mm

2018-03-09

Interlocking kelly bar for Bauer BG30 OD 419mm.

Material 1st & 2nd section Q345B=ST52, 3rd and 4th 35CrMo. We are the factory for kelly bar, drill bucket and auger, bullet bit and drill teeth, rotary casing tube, pile breaker, trermie pipe, desander, casing rotator etc. You are more than welcome visit us.