1/4” HEX SHAFT
FITS SIZE:9~21mm
CHROME VANADIUM STEEL
CHROME PLATED
FITS MOST DESIGNS OF NUT AND BOLTS INCLUDING SPLINE, TORX AND HEX
POWER BITS HOLDER
SWIVEL BIT CONNECTOR FOR POWER TOOL
DRILL, COUNTERSINK AND COUNTERBORE
3PCS SOCKET ADAPTOR SET WITH QUICK RELEASE FUNCTION