Collet Set, ER-40, Set of 24

- Set of 24 ER-40 round collets 1/8" to 1"
- Made of high grade tool steel
- Major Diameter 1.62" (41.15 mm)
- Length 1.81" (46 mm)
- Range 0.04" - 0.629" (1.0 mm - 16.0 mm)
Set of 24 ER-40 collets. Sizes include: 1/8", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2", 17/32", 9/16", 5/8", 21/32", 11/16", 23/32", 3/4", 25/32", 13/16", 27/32", 7/8", 15/16", 31/32" and 1".
ER-40 collets are 1.62" (41.15 mm) maximum diameter and 1.81" (46 mm) long. The collets in this set have a clamping range of 0.118—1.024" (3—26 mm).
ER collets are made from high grade tool steel, hardened and ground to close tolerance. Kerf cuts allow the collet to expand and contract as needed within the specific clamping range to securely hold the tool or workpiece.
*Collet must be assembled into a collet chuck nut before inserting into the collet chuck.


This item ships directly from our supplier in California to you. It might
be a day or two longer before it ships, and you will receive it in a separate
package from other items on your order. You might receive this item a few
days before or a few days after you receive items shipped from our warehouse.