ER Collets

Optimize your work in many ways:

Pioneer has updated our collet offering to meet the high demands of precision cutting tools and high performance applications.

Options
  • Standard 10 Microns @ 2D (0.0004” @ 2D)
  • UP - Precision 5 Microns @ 3D (0.0002” @ 3D), Stainless
    • Note: With Anti-Rust Coating
  • UPP - Ultra Precision 3 Microns @ 3D (0.0001” @ 3D), Stainless
    • Note: With Anti-Rust Coating
  • Shrink ER - 0.0001" TIR - Made from ISO-40CrMoV5 (H13)
  • Sealed ER - Sealed by Design, 1,500 PSI
  • Tap ER - ANSI and DIN available

  • ER Ultra Precision Collets
    ER UP Collet Test

    The picture above is a standard ER collet and a UP Collet that were submerged in Chicago tap water for 3 months. The UP collet showed no corrosion anywhere compared to the standard collet.

    Available in ER11-ER32 in select sizes.


    Coolant Cap Nut

    For Coolant Caps

    Coolant Cap Nut
    ERN11H
    ERN16H
    ERN20H
    ERN25
    ERN32
    ERN40
    Bearing Nuts

    Non Coolant, High Performance, High Torque

    Coolant Cap Nut
    ERN16B
    ERN20B
    ERN25B
    ERN32B
    ERN40B
    Coolant Cap Usage
    ER Collet

    ER Collet