This product has the following features:
? The tong head uses inner curved roller climbing and clipping mechanism and needn’t to change any part during
making up or breaking out the tubing thread which diameter is 2 7/8″ or 31/2″.
? Two shifts provides high speed at the high gear and large torque at the low gear.
? Brake belt assembly, easy to operate and convenient to maintain and replace.
? Adapt latch type reversing device, which has simple structure and convenient to change.
? Users can choose fin-tooth dies ,reduce the damage of pipe.
? Users can equip gating safety device according to needs, which can provide safety protection. It can make the
system auto-release pressure when the door open, then the power tong will stop running.
? Users can equip anti-clamp flat device according to needs, which can
prevent the tube clamped flat when exceed torque used the pipe corroded.
? Users can equip hand control reversing relief valve according to needs, which can obtain the best make up torque of the various oil pipe by
adjusting oil supply pressure.
? This product has owned several patent of China
