Metal Material - Steel drum smooth surface, farewell to rust troubles, more equipped with roller transmission, more smooth and labor-saving, printing in one go.
- High strength universal roller bearings, with more uniform force and better pressure resistance.
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Accurate scale - more intimate pressure scale indication device, so that you can grasp the pressure more scale, easy to play.
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steel screw - steel screw, smooth surface, farewell to rust troubles, more equipped with roller transmission, more smooth and labor-saving, printing in one go.
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