Spindle “Tommy” Bars are use to aid in the operation of opening and closing scrolling chucks and in the headstock spindle to provide leverage when unthreading tooling. They have a diameter of 5/32″ and are 3-1/8″ long.
About the 3C to ¾-16 Chuck Arbor If you wish to use a chuck with the 3C headstock, you can purchase P/N 10670, which is our 3C to ¾-16 chuck arbor. All of our 3- and 4-jaw chucks with a ¾-16 … Continued
About the Rotary Table Chuck Adapters Now you can attach a 1/4″ or 3/8″ drill chuck, an older Unimat chuck with 12 x 1 mm or 14 x 1 mm threads or a 1/2-20 Sears chuck to your Sherline rotary … Continued