HEAVY STRAIGHTENER Features Used to flat or level a little thicker material. Used indepently as well as being used together with MT material Cradle(Single Coil Uncoiler) input shelf orTwo-Head Coil Cradle. Structure 7 flat wheels,2 input wheels. Material input part:carried and moved by gas, and release or press. Material flat part:worm gear,worm shaft,4 point micro adjustment,input material straighten, gas move and press.