SUMMIT 20-4 MANUAL LATHE

Technical Description

The Summit 20-4 Manual Lathe is a robust, precision-engineered engine lathe designed for demanding turning applications. With a 20-inch swing over the bed and a 13.25-inch swing over the cross slide, it provides ample capacity for a wide range of workpieces. The lathe features a 4-inch spindle bore, allowing for the machining of large-diameter bar stock, and a 40-inch distance between centers for extended part support. Powered by a 10 HP motor, the machine delivers reliable performance with a maximum spindle speed of 1,500 RPM, ensuring efficient material removal and fine surface finishes. The lathe is equipped with a D1-8 spindle nose for secure tooling attachment and offers both inch and metric threading capabilities for versatile production needs. Its hardened and ground bedways ensure long-term accuracy and durability, while the inclusion of a 3-jaw chuck, steady rest, and standard accessories enhances operational flexibility. The lathe measures 94 inches in length, 44 inches in width, and 64 inches in height, with a total weight of 4,930 lbs, providing a stable and rigid platform for precision machining. Designed for ease of operation and built with all-cast iron construction, the Summit 20-4 Manual Lathe is ideal for shops requiring consistent, high-quality turning performance in a compact footprint.