Description
Carbide drag bit
- The Drag Bits can penetrate softer formations such as stiff clays and mudstones very quickly. Usually used for construction or other site investigation projects. It has two types, Step Type and Chevron Type.
Darg Bits Size and Connection Thread |
|||
Diameter(Inches) |
Connection Pin Type |
Chevron Type |
Step Type |
2-7/8" |
AW Rod |
Y |
Y |
3-1/2" |
NW Rod |
Y |
Y |
3-3/4" |
2 3/8” API REG |
Y |
Y |
4-3/4" |
2 3/8” API REG |
Y |
Y |
5" |
2 3/8” API REG |
Y |
Y |
5-1/8" |
2 3/8” API REG |
Y |
Y |
5-3/4" |
3-1/2” API REG |
Y |
Y |
6" |
3-1/2” API REG |
Y |
Y |
6-3/4" |
3-1/2” API REG |
Y |
Y |
7" |
4-1/2” API REG |
Y |
Y |
7-1/2" |
4-1/2” API REG |
Y |
Y |
8" |
4-1/2” API REG |
Y |
Y |
Sizes up to 22" available - please ask for details |
4-1/2” API REG |
N |
Y |