Each collet is well packed in separate protective container with label, moreover, each collect is mark with size, so it's easy to distinguish them.
Specification:
Type: ER32
ER32 Spring Collet made of high grade spring steel
The accuracy can be controlled within 0.0005".
Collet size: 1/32", 1/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8",13/32", 7/16",15/32",1/2",17/32",9/16",19/32",5/8",21/32",11/16",23/32",3/4",25/32",13/16"
Package include:
26pcs ER32 Collets