The BT40 Slim Shrink Fit Chuck from Omega is a precision chuck designed for BT40 spindles. Its compact, slim profile and 6 mm clamping diameter help you reach tight work areas without sacrificing holding power, making it ideal for intricate features and small-diameter tooling. With a 160 mm gauge length, it maintains balanced performance at speed while delivering reliable tool control.

Manufactured to BT MAS403 (JIS 6339) standards, this chuck delivers superior clamping strength and rigidity. The combination of a 3-degree taper and Form AD/B seating ensures secure, repeatable tool retention, while precise balancing to G2.5 at 25,000 RPM provides outstanding stability in high-speed machining environments.

• Compact Slim Design for Tight Workspaces: The slim form factor improves accessibility to hard-to-reach features and fixtures, enabling easier setup and quicker tool changes without compromising gripping power.
• High-Speed, Rigid Shrink-Fit Clamping: A 3-degree taper with Form AD/B delivers uniform clamping pressure and minimal runout, keeping tools stable and finishes consistent up to 25,000 RPM.
• BT MAS403/JIS 6339 Certified Quality: Built to recognized standards ensures reliable performance, easy interchangeability with BT40 spindles, and long-term durability in demanding production environments.

This combination of compact design, precise high-speed performance, and proven quality makes the BT40 Slim Shrink Fit Chuck a dependable choice for engineers, machinists, and shop floors focused on accuracy, efficiency, and repeatable results across a wide range of applications.