Dremel 480 1/8-inch collet for models 245, 250, series 3 and later; 260, 270, 280, series 2 and later; 275, 285, 370, 380, 395, 595, 850, 750, 232, 332, 241, 246, 277 and 8504; no. 225 and 90199 flex shaft attachments, and handpiece 235 and 237. Collets work with the collet nut (threaded) to hold the accessory in the end of the tool

For Use with all Rotary Tools Except Discontinued Models 1, 2, & Series 1 or Earlier of Discontinued Models 260, 270 & 280; Compatible with 225 Flex-Shaft Attachment; Small Identification Rings Around its Shank