Turn your rotary table into a Super Indexer with this chuck. Align the chuck to the rotary table to easily mount your workpiece onto the rotary table. Great to use when machining multiple pieces. Chuck comes with both inside and outside jaws and is 3" from the back of the chuck to the tip of the jaws. Can be used with either the 6" or 8" table. Rotary table chuck flange 33-103 is required for the 8" rotary table.