8″ Horizontal/Vertical Rotary Table ~ All rotary tables are precision ground. ~ Low profile design. ~ Worm gear is easily disengaged for free rotation. ~ 10 second vernier reading. ~ Graduated 360 degrees. ~ All rotary table parts are strategically positioned for easy access. ~ The one piece worm and shaft are hobbed from a solid alloy steel. ~ Center hole is 3MT. ~ Vertical center height is 4.02″ ~ Horizontal overall height is 4 1/4″. ~ 3 t-slots. ~ T-slot width is 0.94″. ~ 65 lbs.