Z Axis Power Feed 150 Lb Torques for Bridgeport Type Milling Machines Power Feed Z Axis Z traverse ; Torque: 150in-lb peak / 119in-lb continuous Feed rate: 0.4 to 37.4 IPM ; Speed: 0-210 RPM Horsepower: 1-3HP ; For 5/8" shaft with keyway ; 135lbs of torque Quantity: 1; Machine Weight: 10 Lbs ; Overall dimension: 5''W x 8-3/8''L x 11-1/4''H