... valves,NOK seals,siemens part. QC12Y-6*3200 hydraulic shearing machinery,hydraulic sheet shearing machinery/cnc shearing machineryThe performance of ... The back gauge driven by servo motor adopts rolling ball screw, rolling guiding way, so it's positioning precision could ... 30’≥420-8003730,0005900×3000×3300QC12Y-25×250025×25003 °≥540-8003716,5003450×2300×2730QC12Y-25×320025×32003 °≥440-10003726,0004100× ...