COMPUTERIZED NUMERICALLY CONTROLLED (CNC) MACHINES FOR SHEET METAL PROCESSING; EDGING MACHINES AND PRESS BRAKE MACHINES FOR SHEET METAL PROCESSING; SHEET METAL BENDING MACHINE; POWER OPERATED SHEARS, POWER OPERATED MACHINE TOOLS, NAMELY BACK GAUGES, PLATE SUPPORTS, ANGLE CONTROL TOOLS, TOOL DIES AND TOOL CLAMPS