This H.V. Rotary table is precision made with fully ground finish. The worm gear ratio is 1:90 and one turn of the handle moves the table by 4 degree. Microcollar is graduated in steps of 1 min. Ideal for use on milling machine for circular cutting, angle setting, boring and spot facing. Accepts 5/16" T-Nuts. Approx. weight: 32 kg.