1.4-pillar guiding balanced structure,and each cutting position has the same depth. 2.The machine,with special device in stroke-setting,is capable for material with extra thickness in large sizes. 3.Automatic slow end-operation;minimize the size of the material at the upper layer and the bottom layer. 4.The machine has special device for blade and height adjustment, which makes the stroke adjustment simple and accurate. 5.Automatic lubricating system ensures the precision and service life of the machine. Model GWS-12S GWS-16S GWS-18S GWS-22S Max cutting force 12T 16T 18T 22T Sway arm width 330*470mm 340*470mm 350*550mm 450*550mm Stroke adjustment 5-55mm 5-55mm 5-75mm 5-75mm Cutting speed 0.21m/s 0.21m/s 0.10m/s 0.10m/s Upper and lower tables 900*410mm 900*410mm 1000*500mm 1000*500mm Motor power 0.75kw 1.1kw 1.5kw 1.5kw (note):the other can be ordered