OD: | 2 7/8”(73 mm) |
Connection: | 95mm |
Grade: | E75/R780 |
Length: | R1~R3 (2~12.5 meters) |
Tool joint: | 35CrMo |
Thickness: | 9.19 mm( 10.4 LB/FT ) |
Thread type: | NC31 |
Thread treatment: | Phosphorization, |
Safe drilling depth: | Within 1000 meters |
Suitable : | Water Well, Geological, Exploration |
Hardbending: | Boton, Arnco, TCS Ti, ARMACOR-M, Hughes Super smooth x,Duraband. |