The Astro 91410 1/4″ Nano Ratchet-Long, offers the same cost effective solution in a 1/4″ drive option. Just like the other nano wrenches in our line, the 91410’s head size is 50% the size of common comparables, similar in size to a pinky finger, and surpasses 1/4″ ASME torque standards. This Lifetime Warranty 72-tooth ratchet measures 10″ in length with push a button socket retention and full chrome polish teardrop handles.