Versatile hand tool that automatically adjusts to fit 14 different SAE and metric sizes from 1/2″ to 3/4″ (12–20 mm). Grips bolts on all six flat sides to prevent slipping or rounding, multiplying grip force for secure turns. Made in the USA with cold-rolled steel, cushioned handles, and a patented design ideal for DIY, automotive, or workshop use. Replaces multiple traditional wrenches in one compact, durable tool.