It shows signs of use, but it was working without any problems. [Product Details] Brand: PARKTOOL Product Type: Bicycle Tool (Single Item) Product Name: PARKTOOL Star Fangled Nut Threadless Nut Setter, Compatible Fork Column: 1", 1-1/8", with Guide TNS-4 Manufacturer: PARKTOOL Product Number: TNS-4 This tool is used to install star fangled nuts, which are used in threadless headset systems for bicycles, straight into the fork column to the specified depth. It is compatible with 1-inch and 1-1/8-inch fork columns. It comes with an installation guide to support accurate work. The flanged guide also helps prevent hand injuries during work.