This ER16 Precision Collet Set comes with three collets of various sizes: 1/8″, 1/4″ and 3/8″. They are highly recommended for use with ER16 spindles. They are not compatible with our ER20 1.5kW or 2.2kW spindles, or our 2.2kW ATC spindle. Each set order contains three (3) collets, one of each size. Not sold individually.
