These are brand new but will have some scuffs and scratches due to being shipped bulk in a box.

Chuck only. No key included. Jacobs 4394 KGS Key fits the chuck.

MULTI-CRAFT

3/8-24 THD

CAPACITY 1/4" (6.5MM)

JACOBS CHUCK 1/4 inch HEX ADAPTADRIVE SM1-H1

Capacity 6.5mm

FOR BATTERY DRILL

CONVERTS MOST CORDLESS SCREWDRIVERS TO A MINI-DRILL

IDEAL FOR SCREW STARTER HOLES

FITS MOST MODELS WITH A 1/4" HEX RECESS

LIGHTWEIGHT AND COMPACT FOR CONFINED SPACES WHERE A CONVENTIONAL POWER DRILL WON'T FIT