Omega Products HSK63A Face Mill Arbor - Through Coolant - G2.5 - 25,000RPM - 27mm Spigot - 55mm Gauge Length

The Omega Products HSK63A Face Mill Arbor with Through Coolant is a precision toolholder built for high-speed milling workflows. Featuring a G2.5 through coolant system, coolant is delivered directly to the cutting edge to improve tool life and chip evacuation while maintaining clean, consistent finishes. The robust HSK63A shank provides maximum rigidity and accuracy at speeds up to 25,000 RPM, and the arbor supports face mills with bores from 16 mm to 32 mm.

Designed for repeatable setup and rapid-change compatibility, this arbor includes a 27 mm spigot and a 55 mm gauge length for dependable seating and straightforward alignment in high-speed applications.

• Through-Coolant Delivery to Cutting Edge: The G2.5 coolant channel directs fluid exactly where it’s needed, reducing heat, improving chip evacuation, and extending tool life for cleaner, more consistent cuts.
• Rigid HSK63A Interface for Precision: A precision HSK63A shank minimizes runout and maximizes rigidity, helping maintain tight tolerances even at the full 25,000 RPM.
• Wide Bore Range with High-Speed Stability: Accepts face mills with bores from 16 to 32 mm and, with a 27 mm spigot and 55 mm gauge length, delivers reliable seating and quick, repeatable tool changes without sacrificing performance.

This arbor is a dependable choice for shops balancing speed, accuracy, and reliability in demanding high-speed milling tasks. It supports efficient coolant management, consistent tool seating, and durable performance across a range of face milling applications.