Omega Products ER25 Collet Coolant Sealed Standard Precision - 10 Micron Run-Out -11mm Boring Bar Blank These 2-flute ball-nose end mills

These 2-flute ball-nose end mills deliver smooth

Wide clamping range for round shanks: 3–26 mm capacity supports a broad set of cutters

3) and reliable performance in tight pockets and complex features

This model features a 3 mm cutting diameter

001" for precise slots

Omega Products ER25 Collet Coolant Sealed Standard Precision - 10 Micron Run-Out -11mm Boring Bar Blank These 2-flute ball-nose end millsThe Omega ER25 Collet is a coolant sealed, standard precision toolholding solution designed for ER25 milling setups. Its ideal for engineers, machinists, and hobbyists who need dependable clamping, clean coolant management, and repeatable results. With an ultra tight run out of under 10 microns and a clamping range of 316 mm, this 11 mm interface collet provides versatile support for a wide range of tools. Note that newer versions have no rubber seal