The Vevor Z-axis power feed is designed to improve milling precision and efficiency on compatible knee-type mills with a 5/8" end shaft diameter. It features infinitely variable speed control from 0-200 RPM, 450 in-lb of max torque, and both manual and automatic operation modes. Gleason spiral bevel gears help provide stable transmission, low noise, and efficient performance. Built-in overload protection helps safeguard internal gears and electronic components during sudden reversals or collisions. This power feed is suitable for Bridgeport-style mills and other compatible milling, drilling, boring, and grinding machines.