SYOZ & EOC Collets
SYOZ and EOC collets are DIN 6388 (Perske style) collets. This page has 25 SYOZ25 collets, in inch sizes from 1/8" to 1" and metric sizes from 2.5 to 25 mm, and EOC8, EOC12 and EOC16 collets in inch sizes (EOC12 also in 10 mm).
- Runout (T.I.R.) .0004"
- Collapse range 1/64"
- Made from high-carbon steel
Snap the collet into the nut before you screw the nut onto the spindle or holder.
Identify your collet
| Collet | Length | Outside diameter | Sizes on this page |
|---|---|---|---|
| EOC8 | 26 mm | 14.4 mm | 6 inch sizes, 1/8" to 3/8", including 17/64" |
| EOC12 | 34 mm | 20 mm | 7 inch sizes, 1/8" to 1/2", and 10 mm |
| EOC16 | 40 mm | 25.5 mm | 9 inch sizes, 1/8" to 5/8" |
| SYOZ25 | 52 mm | 35 mm | 12 inch sizes, 1/8" to 1", and 13 metric sizes, 2.5 to 25 mm |
SYOZ25 holders are on BT Collet Chucks (BT30) and HSK Collet Chucks (HSK63F). The SYOZ25 AirPRO dust evacuation nut is on Collet Nuts, external dust covers for SYOZ25 on Dust Seals & Covers, and torque head adapters for SYOZ nuts on Setup Tools & Wrenches. All collets: Collets.
Brand names are trademarks of their owners, used here only to show compatibility.