... 450mm zebra crossing.2.Lighter:Through repeatedly gravity test, rechoose new shaft, the marking machine is much lighter, reduced operator’s ... .3.Easy to operate:Marking hopper’s operating range minimized from 300mm to 200mm, more accurately , easier to control, therefore such ... .The circumstance of factory and the workmanship of products. 2012 New Model Hand-push thermoplastic road line marking machine