ETM 4500291 ER16 R/8, 17 Piece Collet Chuck Holder Set

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Item #
  • Brand: ETM
  • Collet Series: ER
  • Collet Type: ER16
  • Taper: R/8
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ETM 4500291 ER16 R/8, 17 Piece Collet Chuck Holder Set is no longer available for purchase.

For additional information, please contact one of our customer service representatives at 1-800-221-0270.

Product Specifications
More Information
Brand ETM
Model # 4500291
Collet Type ER16
Type ER-16 Mini Milling and Drilling Extension Set
Collet Series ER
Taper R/8
Collet Range 1/32" to 3/8" by 32nds
No. of Collets in Set 15
No. of Pieces in Set 17
Collet Size ER16
Concentricity .0004" at 2" from collet line
Prop. 65 Yes
Range .020"-.393"
Set Includes (1)Collet chuck holder (1)Safety wrench (8)ER-16 collets range 3/32"to3/8" (1)wooden case
Shank Diameter R8
Shank Length 1-1/2"
Weight 4.4092 lbs.
Country of Origin ISRAEL

Prop 65 Warning

Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.



  • Short collet design for less overhang and prevents tool breakage.
  • Small nose diameter for hard to reach places.


  • Capacity: .020" - .393"
  • Range per collet: .0394"
  • Concentricity: .0004" at 2" from collet line


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