3 1/2 male - 3 1/2 female Pin-Box connector sub for drill rod
3 1/2 male - 3 1/2 female Pin-Box connector sub for drill rod
Factory-made 3 1/2 male - 3 1/2 female Pin-Box connector sub for drill rod. High-quality, durable and perfect for seamless drilling operations. Order now!
Drill rod adapter is the portion of drill pipe, which includes pin adapter and box adapter, connected the two sides of the teo sides of the casing tube. Drill Pipe adapter/ adapter coupling/ thread male adapter couplingProduct Description:1.OD:89mm-240mm2.Material:35CrMo/40Cr/4137H3.Length: N:235mm M:195mm4.Apply to connection drill pipe, drill collar, heavy weight drill pipe5.Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50 2 3/8"REG, 2 7/8"REG, 3 1/2"REG, 4 1/2"REG, 6 5/8"REG, 7 5/8"REG • Underground mining • Quarry benching operations • Water well drilling