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钻杆

摩擦焊接钻杆
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Factory made Water Well Drill rod API 2 7/8" IF API 2 3/8" IF 89mm 2M DTH drill rod on promotion

D miningwell Water Well Drill rod API 2 7/8" IF API 2 3/8" IF REG 76mm3M DTH drill rod

Factory made Double Buckle High Quality Friction Welding 76mm*3000mm API drill rod water well drill pipe on promotion

D miningwell drill pipe 76mm 89mm 102mm 114mm 127mm 140mm 4 1/2 REG water well drilling rig rods Water Well Drill Pipe

Water Well Drill rod 76mm 3M long API 2 7/8" IF API 2 3/8" IF 89mm 2M DTH drill rod

Good Quality Friction Welding DTH drill rod 76mm 89mm 102mm Api Dth Drill Pipes

Factory made 2022 Dth Water Well Drill Pipe Seamless Steel Rod Api Drilling Rod Water Well Dth Drill Rod on promotion

Best Quality Friction Welding 102mm*3000mm API drill rod water well drill pipe on promotion

D miningwell 76mm* 3m 76mm*6m Drilling Rod for well mining

D miningwell Tapered Drill Steel Rod R25 R28 R32 R38 T38 T45 T51 hex extension rod for drill for breaking work taper drill rod

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