Description: This is a keyless chuck for all of our rotary tools.  It adjusts in size from 0-5/32" so it fits all the popular sizes for the rotary tool along with sizes that don't normally fit.  Don't suffer any more with trying to fit wire drills into your rotary tool, with this item you can fit all of them!  To use, remove the collet nut and collet from your tool and then thread on the keyless chuck in it's place, then adjust to needed size.
 
Approximate Size:  
Material:  Aluminum with steel jaws.
 
Made In China