Reg e API 3 1/2"Reg Saldato per attrito DTH / Down The Hole Drill Rod2019-08-14 15:20:05 |
API REG Thread 2 3/8", 2-7/8", 2-7/8 IF, 3 1/2" DTH Drill Pipe D76-144mm2019-08-14 15:20:05 |
API 2 3/8" Reg 76mm DTH per perforazione2019-08-14 15:20:05 |