Upgrade your tooling performance with our ER Arbor, engineered for superior accuracy, rigidity, and balance in high-speed CNC machining centers. Designed to hold ER collets securely and reliably, this arbor ensures stable cutting, reduced vibration, and extended tool life across a wide range of milling, drilling, and tapping applications.
High-Precision Taper (BT30/ BT40/ BT50)
Manufactured to strict tolerance standards for optimal spindle fit, improved rigidity, and consistent machining accuracy.
ER Collet System Compatibility
Works with ER collets (ER16 / ER20 / ER25 / ER32 depending on model) for maximum versatility in tool holding—ideal for end mills, drills, taps, reamers, and more.
Superior Tool Balance
Precision-ground for excellent balance at high RPMs, minimizing vibration and improving surface finish.
Durable Alloy Steel Construction
Heat-treated, hardened, and precision ground to resist wear and maintain accuracy over long-term industrial use.
High Clamping Force
Provides exceptional holding strength, reducing tool slippage and ensuring predictable machining performance.
Corrosion-Resistant Finish
Protects against coolant exposure and wear in high-production environments.
Increased accuracy and reduced runout for improved part quality
Enhanced rigidity for heavy-duty cutting operations
Smooth, stable operation at high spindle speeds
Versatile tool holding for multiple CNC machining applications
Longer tool and spindle life due to improved balance and grip
CNC milling
Drilling & tapping
High-speed machining
Precision cutting operations
General-purpose and high-performance tool holding
BT30 ER16 / ER20 / ER25 / ER32
BT40 ER16 / ER20 / ER25 / ER32
BT50 ER16 / ER20 / ER25 / ER32
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