Comfort grip hand-piece - allows comfort and fingertip control
Integrated shaft lock button - for easy accessory changes
More flexible cable - new 5" bend radius provides more flexibility during use
Quick connect -attaches to your rotary tool in seconds
Accepts up to 1/8" shank accessories
Works with collet system and the Dremel chuck
For use with rotary tool models 4000, 400, 398, 395, 300, 285, 275, 200, 100, 8200, 800, 4200, 3000, 8220. Comfort grip hand piece makes the flex-shaft drill easy to work with.