| The collet nut is made of brass, more durable than aluminum; the nut of pliers 4485 is made of brass, stable and wear-resistant; the special nickel treatment ensures that it does not rust easily. Fits Dremel 200, 285, 300, 3000, 395, 398, 400, 4000, 4300, 7700, 7750, 7760, 8000, 8100, 8200, 8220, Micro, Stylo+, Fortiflex and other rotary multi-tools. The special four-core collet fits perfectly with the nut, which keeps the nut firmly in the collet, easy to insert and replace. Multiple sizes: 1mm, 1.6mm, 2.3mm and 3.2mm can meet most needs and fit most accessories. NOTE: The collet set is not compatible with the Dremel 4200 Colour:gold Material:brass Package Contents: 1 set x for dremel | |