Under Crank Shearing Machine has frame that is rigidly constructed from solid steel plates with safeguards and has interlocked design that provides support to the bed directly on the frame to avoid weak sections at load supports. The Machine has finger guard to avoid accident; finger guard is fitted in front of hold down system for operator`s protection without obstructing his view. The Machine is designed with various accessories such as gear and wheel guard, hand operated back gauge, manual lubrication pump, stroke counter, t-slot front supporters, front scale gauge. The Machine has spring loaded mechanical hold down system to hold the sheet securely to avoid slipping and bowing allowing clear and accurate cuts. The Machine is provided with good quality single segment knives for enhanced tool life and the knives blades are four edged. The Under Crank Shearing Machine has mechanical back gauge that is operated by rack pinion arrangement for easy and accurate cutting operations and the front gauge moves on a "t" slot provided on the table.