Omega Products BT40 End Mill Holder - S/L20 - 15,000 RPM - G6.3 - 20mm Bore Size - 200mm Gauge Length - Form AD/B A&NF Its robust HSS-E cobalt construction

Its robust HSS-E cobalt construction stands up to demanding materials

and shop floors that demand precision in tight spaces

making it a reliable choice for high-precision mold and die projects

Designed for materials below 55 HRc and suitable for pre-hardened steel

Its construction is optimized for reliability in demanding shop environments

Omega Products BT40 End Mill Holder - S/L20 - 15,000 RPM - G6.3 - 20mm Bore Size - 200mm Gauge Length - Form AD/B A&NF Its robust HSS-E cobalt constructionOmega BT40 End Mill Holder, S L20, is designed for BT40 spindle systems and high speed milling applications. This precision holder provides secure, repeatable tool seating with a 20 mm bore and a generous 200 mm gauge length, making it a reliable foundation for demanding machining work. Crafted for durability and stability, it is machined to tight tolerances to minimize runout and vibration. The result is consistent tool alignment, extended tool life,