Collet Set for accurate use on round components
One each 2.0 - 2.5 - 3.0 - 4.0 - 5.0 - 6.0 - 8.0 and 10 mm are included. Concentric accuracy better than 0.2 mm, much better than a chuck. The collets are mounted in the place of the headstock chuck. Supplied in a wooden box and lid.