MT3 shank for secure fit in machine spindle; Gage Length: 2.75" ER40 collet capacity: 0.118" - 1.023" for versatile tool holding; Collet Nut Diameter: 2.48" Precision machined with a TIR of 0.0002" O.D to I.D; Max RPM: 8000 for high-speed operations Drawbar end: 1/2"-13 for robust connection; Nut Style: Slotted for enhanced grip Made of high-grade tool steel; Premium hardened & all ground body for extended tool life

The Accusize Industrial Tools Morse Taper MT3 Shank ER40 Collet Chuck is designed for precision and reliability in both manual milling and lathe machines. Featuring a Morse Taper end, it fits securely into your machine spindle, ensuring stability during high-speed operations up to 8000 RPM. The ER40 collet capacity ranges from 0.118" to 1.023", accommodating a wide variety of round-shank tools, making it a versatile addition to your tool collection.

This collet chuck is precision machined to maintain a maximum total indicator runout (TIR) of just 0.0002" from O.D. to I.D., ensuring exceptional accuracy for your machining tasks. Constructed from high-grade tool steel and hardened with an all-ground body, it offers extended tool life and robust performance. The slotted nut style enhances the grip on the collet, providing reliable tool holding.

Ideal for professional machinists and hobbyists alike, this collet chuck is inspected and produced in a highly sophisticated lab, guaranteeing quality that stands above the competition. Whether you're working on complex projects or routine milling tasks, the Accusize ER40 Collet Chuck delivers the precision and reliability you need.