5” DTH Hammer QL50 Top Sup Thread Connection 3 1/2" API Reg Pin With Foot Valve QL50 DTH Hammer Description: 5.0” Hammer QL50 Top Sup Thread Connection: 3 1/2" API Reg Pin Bit Shank: QL50 Type: with ...View More
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5”Dth Drilling Tools Hammer Thread Connection 3 1/2" API Reg Pin With Foot Valve