Manual jobs will be greatly simplified with these 3 packs of Craftsman hex keys. Each package has rubber side sections for a secure grip during tightening. Made of durable composite, the 25 folding hex keys feature a beveled edge which helps guide the wrench for a smooth, easy entry into the hex key. This set can be used for carpentry, electrical, mechanical and plumbing applications, DIY projects or machinery maintenance and upkeep. Finally, this set includes SAE and metric star-shaped keys.