ER20 series collet size have a capacity of .015-.512 inches. Each ER20 collet has a range of .039 inches(1mm). ER20 collets .094 and smaller have a range of only .015 inches. The size indicated on the collet is the largest size it can hold and can be collapsed smaller within its collapse range mentioned above.
Available Sizes:
.1mm or .039" ER20 Collet
1.5mm or .059" ER20 Collet
1/16" ER20 Collet
2mm or .079" ER20 Collet
3/32" ER20 Collet
2.5mm or .098" ER20 Collet
3mm or .118" ER20 Collet
1/8" ER20 Collet
5/32" ER20 Collet
4mm or .157" ER20 Collet
3/16" ER20 Collet
5mm or .197" ER20 Collet
7/32" ER20 Collet
6mm or .236" ER20 Collet
1/4" ER20 Collet
7mm or .276" ER20 Collet
.9/32" ER20 5/16" ER20 Collet
8mm or .315" ER20 Collet
11/32" ER20 Collet
9mm or .354" ER20 Collet
3/8" ER20 Collet
10mm or .394" ER20 Collet
13/32" ER20 Collet
11mm or .433' ER20 Collet
7/16" ER20 Collet
15/32 ER20 Collet
.472" ER20 1/2" ER20 Collet
.13mm or .512" ER20 Collet
9/16" ER20 Collet
