through shaft brake 1)wide torque scale 2)not easy to produce fire 3)long life time, easy to keep comfort through shaft brake NAB20 codestatic frictionsize 0.6mpaABCDEFGHJKNAB2021.6(216)50228965720411104787Rc1/4in continuously use of tension control system, the M5 entry should be promoted by air, and strongly to produce cold air to raise its power an prolong its life. through shaft brake
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