Never apply striking impacts to pullers.(But it is possible to hit
the head part of forcing screw only for shock speed pullers)
Do not use the pullers with an unbalanced weight on them.
Use proper pullers according to pulling and purposes
Do not use hydraulic pullers beside high temperature heater.
For a variety of work in pulling bearings,pulleys and gears when disassebling and
repairing machinery and automobiles.