Best Carbide Regular Length AITiN coated 2-Flute End Mill 25mm, Square End Insize Thread GO Ring Gauge 5/8"-18 UNF Series 4121-5C2 This listing includes both the

This listing includes both the keyless drill chuck and the Weldon shank adaptor

Range: 0-150mm / 0-6"

Compatibility: Designed for use with Insize digital calipers and other compatible digital measuring instruments

To know what size the insert should be it refers to the last two digits in the code -  MCLNL2525M12 meaning a CN-12 insert

Size : M33x1

Best Carbide Regular Length AITiN coated 2-Flute End Mill 25mm, Square End Insize Thread GO Ring Gauge 5/8"-18 UNF Series 4121-5C2 This listing includes both theBest Carbide's high performance cutting tools are engineered for precision and durability. This tool is part of a specialized series built for accurate milling, drilling, and slotting operations across a wide range of materials. Cutting Diameter: 25mm Shank Diameter: 25mm No. of Flutes: 2 Coating: AlTiN Made from solid carbide for extended tool life Optimized for performance in steels, alloys, and hardened materials Manufactured in the USA to exacting