Omega Products ER20 Collet Coolant Sealed Ultra Precision - 10 Micron Run-Out - 9mm Face Mill Arbors - Through Coolant 2 helps create precise fillets

2 helps create precise fillets while preserving material integrity in hard alloys

Variable helix for smoother cutting and reduced cutting forces: The varying helix minimizes vibration and uneven loading

The combination of Form AD/B mounting and robust construction provides reliable clamping and smooth

with strong clamping force that reduces chatter and extends tool life under heavy cuts

and shorten cycle times—so you can focus on what matters most: quality results and productive workflows

Omega Products ER20 Collet Coolant Sealed Ultra Precision - 10 Micron Run-Out - 9mm Face Mill Arbors - Through Coolant 2 helps create precise filletsThe Omega ER20 Collet Coolant Sealed Ultra Precision is a high performance toolholding solution designed for milling and precision machining that relies on clean, high pressure coolant delivery. Ideal for shops, engineers, and serious hobbyists, it delivers precise, repeatable clamping across a wide range of small to medium tool sizes, including a compact 9mm option. With ultra low run out and a robust coolant seal, it helps you achieve tight