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By combining deep reach with hard-material capability and a geometry that promotes clean finishes
tapered neck for enhanced durability: The neck is designed without a notch
Its 4-flute configuration and variable-index geometry deliver smoother cutting
it delivers reliable plunge cutting and efficient chip evacuation across a wide range of milling tasks
5) and a 45° helix to balance rigidity
Omega Products BT40 Shrink Fit Chuck - G2.5 - 25,000 RPM - 4mm - 90mm Long 4 Month Widin By combining deep reach withThe Omega BT40 Shrink Fit Chuck is a precision tool holder designed for high speed milling on BT40 spindle systems. It uses a heat expanded shrink fit to securely grip a 4 mm tool shank, delivering stable, repeatable performance at speeds up to 25,000 RPM. With a 90 mm overall length, it provides balanced rigidity and consistent engagement across demanding cuts. Ideal for engineers, machinists, tradespeople, hobbyists, and shop floors that require
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