This 5 piece set of collets and a collet nut is an effective way of improving the grip for bits in Dremel's rotary tool line. The individual collets are compatible with flex-shaft tool hand-pieces 235 and 237. Features and Benefits Collets possess size identification rings Quick-change collet nut to reduce tool downtime Simple and effective way of improving the grip for bits in Dremel's rotary tool line 5 piece set ensures you have the right component to hand no matter the application Contents 1 x Collet 480 1 x Collet 481 1 x Collet 482 1 x Collet 483 1 x Quick-change Collet Nut Typical Applications Manufacturing Automotive