Thread 3 8"-24UNF Drill Chuck Adapter Hex Shank Joint Lever Compatible with Locking Steel Chuck for Drill Chuck

Features: 1, 3/8"-24UNF hex adapter for drill chuck. 2, Hex end used for increase operator productivity and convenience by speeding bit changeovers. 3, Compatible with locking steel chuck of 3/8-Inch-24 UNF thread. 4, Screw head fits perfectly into any key less chucks (3/8-24 UNF).   Specifications: Thread Inside Diameter: 3/8"-24UNF Suitable Drill Chuck Size: 6mm, 10mm, 13mm(3/8-24UNF) Color: Black Main Material: Steel Weight: 30 g(approx.) Package Includes: 1 x Hex Shank Drill Chuck Adapter 1 x Screw