Omega Products BT50 ER Collet Chuck - ER25 - 25,000RPM - G2.5 - 80mm Gauge Length - Form AD/B FMH The 8 mm arbor bore

The 8 mm arbor bore fits common milling machines

Durable carbide for long tool life: high wear resistance reduces wear-related downtime and tool changes

2 mm corner radius and a tapered neck that enhances stability on inclined surfaces

delivering cleaner edges and improved surface finishes for mold and die work

Whether you're creating fillets

Omega Products BT50 ER Collet Chuck - ER25 - 25,000RPM - G2.5 - 80mm Gauge Length - Form AD/B FMH The 8 mm arbor boreThe BT50 ER Collet Chuck from Omega is a precision tool holder designed for BT50 spindle systems. It uses ER25 collets to securely clamp cutting tools, delivering stable, repeatable performance for a wide range of milling, drilling, and finishing tasks. With a speed range of 15,000 to 25,000 RPM, it covers a broad set of machining operations. The chuck is rated with G2. 5 and G6. 3 precision, indicating excellent tool concentricity and minimal runout,