- DRILL ROD BQ, NQ, HQ,PQ
- 2017-01-15 03:27
- DRILL ROD BQ,NQ,HQ,PQ:geological steel pipe-entire length thermal treatment, NC lathe with former cuttersMaterial:30CrMn
- core drill bitBQ NQ HQ PQ
- 2017-01-15 03:27
- our drill bits are including core diamond drill bit, carbide bit and PDC drill bit
- wireline core barrels
- 2017-01-15 03:27
- wireline core barrels are including head assembly, overshot assembly , inner tube assembly and outer tube assembly
- winch
- 2017-01-15 03:27
- the winch is driven by electric power and suitable for as deep as 600-3000-meter hole drill
