钻杆 – 第 2 页 – 民威潜孔冲击器图片站

分类

钻杆

摩擦焊接钻杆
 油井钻杆
 螺纹杆
 锥形杆

分类

钻杆

摩擦焊接钻杆
 油井钻杆
 螺纹杆
 锥形杆

Thread Rock Drilling Rod , MF Drill rod R32 R38 T38 T45 T51 GT60

Thread R25 R38 T38 T45 T51 GT60 MF drill rod for mining

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

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

76mm*2000mm High Quality Friction Welding 42mm 60mm 76mm 89mm 102mm DTH drill rod DTH Pipe

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