A multi-use tool that will remove all twist-in drain plugs, while also having a built in compartment to hold spare drain plugs or the one you just took out of the boat in addition to being a floating key holder. The features and benefits of this little drain plug wrench that will make boating easier for all boaters is extensive. Two of the biggest: it fits all plugs, and will even remove plugs that have corrosion built up around them.