Description: 4 Inches (100 mm) Rotary Table Designed for smaller milling machines. Table diameter 100 mm Table is graduated 360 Degrees. Worm Gear Ratio -1:36, which means that the 1 handle rotation shall turn the table by 10 Degrees. Center Height in vertical position: 2-1/16″ (50 mm approx) Hand wheel is graduated in divisions of 10 min & can be set to zero. Can be mounted both in Horizontal & vertical position. Rotary Tables deliver precise, continuous rotating motion for scanning, assembly, testing and production. They are a convenient, accurate method of quickly positioning a payload. The tables use a rugged worm and gear drive design with a central rotating ball bearing.