Safe-T-Drive is the trademarked name of a NEW-patented feature that has reinvented the 12-point box end wrench to make it safer and allow it to do what no other box end wrench in the world can do -- HOLD A NUT OR BOLT WITHOUT SLIPPING THROUGH!! We really feel this will be the 12-point box wrench of choice all over the world, but we will let you be the judge.

These are PROFESSIONAL grade tools, manufactured by the oldest U.S. tool manufacturer, and carry a limited LIFTIME warranty, and 30 day MONEY BACK GUARANTEE!!