This mini tool from Herbertz is made of rust-resistant AISI 420 steel and, with its compact size and tools, is an ideal companion for on-the-go. The tools include: a Phillips screwdriver, a flathead screwdriver, hex keys in 6, 7, 8, and 10 mm, a bottle opener, two spoke wrenches, a measuring scale, and a smartphone holder. A ring with a loop for attaching to a keychain completes the set.