... from 63 to 500 ton 2.Cut waste metal 3.Blade 8 grades from 400mm to 1800mm 4.Safe & reliable HC43-630 New Reliable and Safe ... feature simple operation&easy maintenance.It'ssafe and realizable .2,Shear force 9 grades from 63 to 500 tons;blade length 400mm,600mm ... ,700mm,800mm,1000mm,1200mm,1600mm,1800mm;3, No footing ...