Dremel 4486 Keyless Chuck, ideal for 1/32” (0.8mm) to 1/8” (3.2mm) Shank Rotary Tool Accessories , Silver - Power Rotary Tool Accessories - Amazon.com
Dremel 4486 Multi Chuck - YouTube
M8/m7 Mini Drill Chuck Accessory For Dremel Rotary Tool And Mini Grinder Drill Chuck 0.5-3.2mm Faster Bit Swaps Dremel Accessoy - Power Tool Accessories - AliExpress
Dremel 1/32 in. Rotary Tool Multi-Pro Chuck 4486
For Dremel Rotary Tool Mini 0.3-4mm Keyless Drill Bit Chuck Adapter Screwdriver - - Amazon.com