The Dremel EZ Lock makes accessory changes easy as pull - twist - release</br>One-piece mandrel design eliminates the need for screw</br>Compatible with all Dremel rotary tools</br>First patented system of its kind</br>Use with EZ Lock Cut-off Wheels</br></br>Product Description</br></br>Value not found</br></br>Amazon.com</br></br>The Dremel EZ Lock Mandrel for Rotary Tools makes changing mandrel-mounted accessories as easy as a pull?? twist?? and release. This patented one-piece mandrel design means there's no worry of losing a screw or needing a wrench. Compatible with all Dremel rotary tools?? the EZ lock mandrel is ideal for use with cut-off wheels and abrasive buffs.</br><br/>http://www.amazon.com/gp/product/B000FBLRWE