Professional Tool Manufacturing debuts the multipurpose, compact Ratcheting Hex Key Wrench. Using nine of the most common sizes of hex keys (both standard and metric), the tool's ratcheting handle makes it easy to tighten and loosen hex bolts, according to the maker. The wrench is made of tempered steel, its chrome vanadium steel keys are hardened with a black oxide coating, and its ratchet handle is made to fit comfortably in the user's hand. Price: $17. 800-597-6170.