New 4486 Dremel Chuck</br>Now have tool-free accessory changes</br>Eliminate the collet and wrench when changing Dremel accessories</br>Accepts all accessory bits with 1/32" to 1/8" shanks?? use with rotary tool models 4000?? 400?? 3000?? 398?? 395?? 300?? 285?? 275?? 200?? 100?? 8220?? 8200?? 800?? 780?? 770?? 7700?? 750</br>Also use with Dremel attachments 212?? 225?? and 575</br></br>Product Description</br></br>Now have wrench-free accessory changes. The Dremel Chuck holds accessories without using a collet eliminating having to use a wrench and creating quick and easy accessory changes. Ideal when the application requires numerous accessory changes. - Chuck allows quick and easy accessory changes without changing collets - Accepts accessories with 1/32-inch to 1/8-inch shanks - For use with Dremel rotary tool models 275?? 285?? 395?? 398 - Also for use with models 750?? 770 and 781\nWe are an authorized Dremel dealer</br><br/>http://www.amazon.com/gp/product/B0044UT7AQ