... jacks systems and can be driven by electric or manually, fully synchronization.Speed of Travel* Fast Speed N1 turn 1 mm travel1500 ... accuracy rated.Worm shaft&worm gear play, high speed(N),worm shaft backlash ±3 degrees, Low speed(L),±5 degrees.Lateral ... function depends on a variety of parameters: Large pitches, Different gear ratios, Lubrication, Friction parameters, Ambient influences( such as high ...