Application
Well drilling,DTH drilling, Coal Drilling, Quarrying
Length
1m,1.5m,2m,2.5m,3m,6m
Thread
2 3/8" API REG thread, 3 1/2" API REG thread or API IF thread, etc.
Advantage
High Performance
Product name
Down the Hole (DTH) Casing Tubes
Certification
ISO9001, API