Kelly Spinner
The Kelly Spinner is used for driving the kelly stem by air or hydraulic motor, and matching to the clamp of the mouse hole to making up with the single automatically, during the drilling operation. It has the advantages of safety, high efficiency and manpower reduction.
| Model | FXD 1.5 | QF 2 | Q 3 |
| Braking Torque kN.m(lb.ft) | 1.5(1,106) | 2(1,475) | 3(2,213) |
| Rated Speed (r/min) | 76 | 72 | 72 |
| Spinning Direction | Single direction | Double Directions | Double Directions |
| Central Pipe Thread mm(in) | 168.28(6 5/8) PEG, Left-hand | ||
| Overall Dimensions mm(in) | 844 x 737 x 870 | 585 x 585 x 935 | 860 x 730 x 1,070 |
| (33.2 x 29 x 34.3) | (23 x 23 x 36.8) | (33.9 x 28.7 x 42.1) | |
| Weight kg(lbs) | 383(845) | 450(992) | 520(1,147) |
