QUICK CHANGE BORING, TURNING & FACING HOLDER SERIES: CXA CONDITION: NEW Suitable for lathe Swing Diameter 13 – 18″ (lathe center height 1.125 – 2.125″ top compound surface to lathe center line). 250-302 Boring, Turning Tool Holder, use tool bit up to 3/4″ and round shank tool bits up to 3/4″. Precision ground and hardened. Completely sealed for maintenance free operation. Package Including: 10Pcs 250-302 13-18 CXA Quick Change Tool Post #2 Boring Turning Facing Holder. 10Pcs 250-302 13-18 CXA Quick Change Tool Post #2 Boring Turning Facing Holder. Quick Change Tool Post. If there is any fault or problem with the product, please don’t be shy to express it, we will solve it at the first time.