Set of 2 universal quick-change keyless chucks for Dremel 4486, 3000, 4000, 7700 and 8200 rotary tools

The chuck allows for quick and easy accessory changes without changing the collets. Accepts accessories with shanks from 1/32" to 1/8". For use with Dremel rotary models 275, 285, 395, and 398. Also compatible with models 750, 770, and 781. Compatible with all rotary bits with 1/32" to 1/8" shanks; for use with rotary tools models 4000, 400, 3000, 398, 395, 300, 285, 275, 200, 100, 8220, 8200, 8050, 800, 780, 770, 7700, and 750.