THE MODEL 1R-4-10 NIAGARA POWER SQUARING SHEAR IS ENGINEERED FOR PRECISION CUTTING, BOASTING A CAPACITY IN MILD STEEL OF 10 GAUGE BY 4 FEET. KEY SPECIFICATIONS INCLUDE A 50-1/2 INCH KNIFE BLADE LENGTH, A MAXIMUM MATERIAL THICKNESS OF 0.1345 INCHES, AND A 5/16 INCH RAKE ANGLE. THIS 'MECH' TYPE SHEAR OPERATES AT A SPEED OF 75 STROKES PER MINUTE (SPM). POWER IS SUPPLIED BY A 5 HP ELECTRIC MOTOR COMPATIBLE WITH 220-440/3/60 ELECTRICAL SYSTEMS. THE APPROXIMATE OVERALL DIMENSIONS ARE 93 INCHES WIDE X 76 INCHES DEEP X 54 INCHES HIGH, WITH AN APPROXIMATE WEIGHT OF 3,500 LBS.