<h3>Key features</h3><ul> <li>MT3 Integrated Keyless Chuck With Wrench: One-piece self-tightening design; no assembly; includes matching wrench; fits larger lathe tailstocks, drill presses and milling machines with MT3 spindle</li> <li>Self-Tightening For Drilling Only: Hand-tighten first; forward spindle rotation locks bits tighter; do not use for thread tapping or side milling loads; only straight hole drilling</li> <li>Titanium Jaws——High Hardness: Jaws machined from titanium; withstands heavy daily use; handles exposure to coolants and oils; holds bits firmly after thousands of changes</li> <li>1/64”–1/2” Grip Range For Any Bit Size: Holds bits from 0.0156 inch up to 0.5 inch ; keyless design for fast swaps</li> <li>Heavy-Duty Steel Body For Rough Shop Use: Chuck body from hardened steel; handles torque on steel aluminum brass or wood; reliable for daily drilling on lathes mills or presses</li> </ul><p>Free shipping included. 30-day hassle-free returns.</p>