Precautions for using pipe tongs:

(1) to choose the appropriate specifications;

(2) the opening of the clamp head shall be equal to the diameter of the workpiece;

(3) the clamp head should be firmly clamped on the workpiece and then forcefully pulled to prevent skidding and wounding;

(4) when using the afterforce bar, the length should be appropriate. When lifting the handle, pay attention to bearing torque, not too hard, to prevent overload damage;

(5) pipe pliers teeth and adjusting rings should be kept clean;

(6) general pipe pliers cannot be used as hammer head;

(7) do not clamp the workpiece whose temperature exceeds 300℃.   The variety is quite a lot, welcome to the shop inquiry...