Pneumatic Spinning Wrench is a roller-type pneumatic spinning tool used in the mechanized spinning operation in shore and land oilfields. It is applied to 3 1/2~10(in) drill role and drill collar. It is able to replace the spinning of the previous spinning rope (spinning chain) during the trip-out and trip-in process.
The spinning wrench is composed of air motor, deceleration transmission mechanism, opening adjustment mechanism, clamping mechanism and air control system, among which, the power and transmission mechanism are installed in the left and right enclosures which will be connected by the adjustable screw rod, tension spring, air spring (pneumatic tyre) to form it as an integrity.
a. Driven roller b. Air motor c. Air spring (air bag) d. Adjustable lead screw
Pneumatic/Hydraulic Spinning Wrench | ||||
Model | Q140-200 | SSW40/Q254-250 | Q254-300Y | |
Drive mode | Pneumatic | Hydraulic | ||
Size range | mm | 88.9-139.7 | 88.9-254 | 88.9-254 |
in | 31/2-51/2 | 31/2-10 | 31/2-10 | |
Air pressure | MPa | 0.5-0.9 | 0.5-0.9 | |
psi | 72-130 | 72-130 | ||
Pressure rating | Mpa | 14 | ||
psi | 2000 | |||
Max. brake torque | Nm | 2000 | 2500 | 3000 |
Ft.lbf | 1475 | 1840 | 2210 | |
Speed | RPM | 0-90 | 0-120 | 0-95 |
Air consumption | m3/min | 10.3 | 15 | |
ft3/min | 360 | 529 | ||
flow | LPM | 120-140 | ||
GPM | 32-37 | |||
Size | mm | 1400×530×835 | 1250×570×465 | 1100×560×700 |
in | 55×21×33 | 49×23×18 | 44×23×28 | |
Weight | Kg | 378 | 440 | 400 |
lb | 833 | 971 | 880 |


