This Wallet Ninja skate tool is the first 100% flat skateboard multi-tool. Made from a 2mm thick piece of stainless steel, the Wallet Ninja is slim enough to fit into your wallet or pocket. It has all the tools you need to adjust a skateboard including a screwdriver, axel hex wrench, king pin hex wrench, and a truck nut hex wrench. A highly useful bottle opener is included for good measure. Always keep your board tuned with this amazing Wallet Ninja skate tool.