LFA / Reichel Hardware 5220L-3/8-24 Keyless Light Duty Double Sleeve Locking Chuck, 1/16-1/2 - 1.5-13mm Capacity, 3/8-24 Threaded Mount Keyless Drill Chuck LFA Industries 5220L-3/8-24 Light Duty Double Sleeve Plastic Shell Patented "Click To Lock" Locking System To Hold the Drill Bit In Place 1/16-1/2 - 1.5-13mm Capacity Made In France Over 85 Years