# Expansion & Hydraulic Toolholders The Schunk 203938 CAT40 Expansion Toolholder is engineered to provide precision and reliability for high-performance machining applications. Designed for optimal compatibility with CAT40 systems, this toolholder features a robust construction that ensures exceptional stability during operation, making it an essential component for any advanced machining setup.
Key Features • **Toolholder Type:** CAT40, designed for high-speed machining applications • **Size:** 1" diameter with an 81 mm length (3.19") for enhanced reach and versatility • **Expansion Capability:** Integrated expansion mechanism allows for precise tool clamping and enhanced gripping force • **Material Construction:** Manufactured from high-quality steel, ensuring durability and resistance to wear • **Performance Standards:** Engineered to minimize run-out, ensuring superior machining accuracy and surface finish
Applications • **Machining Industries:** Ideal for automotive, aerospace, and precision engineering sectors where high accuracy and performance are critical • **Compatibility:** Suitable for use with a wide range of CNC machines and milling equipment with CAT40 spindle interfaces • **Operational Environment:** Designed to operate effectively under high-speed and high-load conditions, ensuring reliable performance in demanding applications
Benefits • **Enhanced Precision:** The toolholder’s construction and expansion capabilities significantly reduce run-out, leading to improved machining precision • **Increased Tool Life:** By providing a secure grip, the toolholder minimizes tool wear, extending the life of cutting tools and reducing operational costs • **Versatile Usage:** The 1" diameter allows for compatibility with various cutting tools and applications, making it a versatile addition to any workshop --- *Product information compiled with AI assistance for reference purposes.*