Steel Body Hydraulic Shearing Machine. Frame : The Frame is rigidly constructed from Solid steel plates with safeguards, It’s interlocked design provides support to the bed directly on the frame to avoid weak sections at load supports. Knives : Each machine is provided with high quality single segment, (HcHcr) knives for enhanced tool life. The knive blades are four edged. Mechanical Back Gauge : Mechanical Back Gauge is operated by Rack Pinion arrangement for easy and accurate cutting operations. The Front gauge moves ona “T” slot provided on the table.