This palm size 1/4" Dr. mini Ratchet Driver wrench used for driving standard screwdriver bits. 

The compact size is ideal for tight spots. 

Features a forged and heat-treated chrome vanadium steel construction with a corrosion-resistant, fully polished chrome plated finish. 

Easily switch drive direction with the thumb-operated reverse switch. 

Directly drive 1/4" hex shank screw bits, by adding an adapter can driver 1/4" dr. sockets.