Snap n Grip Wrench Set tackles the jobs of multiple sized wrenches. No need for having multiple wrenches of different size as this handy set works great for all bolt shapes and sizes. The practical tool adjusts itself according to the size of the bolds and with all systems of measurement. The set of two wrenches comprises of one small and one large wrench. Small wrench has a different-sized head on each end, while the large wrench has a single large head for bigger nuts and bolts. However, both can be used for all the different purposes irrespective of their size and shape, as these wrenches adapt themselves according to its usage. You can use Multipurpose Auto Adjustable Universal Wrench wrenches for tackling daily problems with taps, valves, pipes, lines, radiators, boilers, wheels. Self-adjusting easily fits to all the bolts ranging from 9mm to 32mm The overall heat treatment, Chrome plated surface treatment, beautiful and durable. Package included: 1-Piece Wrench (9-22mm) and 1-Piece Wrench (23-32mm) Material: Chrome vanadium steel + Rubber Grip