JFK Precision Products Series D Lathe Toolpost W/ 3 Quick Change Tool Holders. Made is Los Angeles, California USA. For use with lathes that utilize D1-4 or D1-6 chuck attachments. Depending on your lathe you may have to make a small riser block for use with lathes that utilize the D1-6 chuck attachment. Includes T-Slot and allen head bolt for attaching toolpost to lathe cross-slide. T-Slot is 2-1/4 wide on bottom and 1-1/2 wide on top. Tool Post Dimensions: 4.725 x 2.975 x 2.725 Tall. Includes 3 Quick Change Tool Holders. 1x - JFK Model C3 Tool Holder 5/8 Tool Capacity. ...