... ,6CrW2Si blade 4 cutting edges, foot switch operat shearing, shearing cutter,guillotine QC12Y-12×3200hydraulic swing shearing machine performance and price ... adjusted by number marked plate ,quickly ,accurate ,convenient 3-5the edge of upper knife carrier is forming into a curved surface ... and start produce. 6,delivery time 30 days. shearing, shearing cutter,guillotine