Kaka Industrial TSL Vertical & Horizontal Rotary Table (HV-8) Dimensions: 12.0' 7.0' 15.0' Diameter of table (in):φ7.8 Morse taper of the center hole:MT3 Height of center for verti mounting (in):5.3" Width of T-slot(in):0.472" Transmission ratio of the worm gear 1:90