Galvanized steel trips ,Z120 ,,zero spanlge ,JIS G3302 or ASTM A653 width accrrodign to your damand slitting edge very shape ... ,DX51D,DX52D,DX53D,ETC.1) Thickness of galvanized steel strips :0. 23 - 4mm2)Width:10mm,35mm ,60mm ,82mm ,610mm,625mm,710mm ... ,914mm ,or your opotion3) Thickness tolerance of galvanized strips : +/- 0. 02mm 4) Width tolerance of galvanized steel strips : +/- 5mm 5 ...