The 3-Piece HYPER TOUGH Folding Hex Key Set in Metric and SAE sizes is a heavy-duty hand tool set made of steel. This set includes a non-ratcheting action and features a compact design for easy storage. The multicolor keys have a star-shaped design and are durable for various uses around the home or workshop. The set is from the brand HYPER Tough and has a model number of 1272V, providing reliability and functionality for tasks involving nuts and bolts.