Hyper Tough 32-Piece Combination Wrench Set includes 20 standard and 12 stubby wrenches in both metric and SAE sizes for greater compatibility with numerous fasteners and for working in tight spaces. They're made of durable chrome vanadium steel with nickel-chrome plating for a polished finish and reliable grip and performance. Sizes are etched on, making reading and identification easier, and all pieces meet ANSI/ASME standard of safety and quality. This wrench tool set comes packaged in a sturdy case with a carrying handle for convenient storage and portability.