EZ406-02 EZ Lock mandrel and cut-off wheel starter kit. The Dremel EZ Lock mandrel makes accessory changes easy as Pull-Twist-Release. The one mandrel design simplifies the process of changing cutting wheels and makes it easy to cut through a range of materials from metal to plastic. What's Included: EZ Lock mandrel and (5) EZ456 cut-off wheelsStarter kitIncludes #EZ402 mandrel and five #EZ456 cutting wheelsEZ Lock seriesFor use with exclusive EZ lock accessoriesMakes accessory changes easy as pull, twist and releaseOne piece mandrel design simplifies the process of changing accessories and eliminates the need for screw and screwdriverEasy to cut through a range of materials from metal to plasticCompatible with all Dremel rotary toolsCutoff wheels last 2 times longer than current fiberglass reinforced cutoff wheelsCutoff wheels labeled for easy identification