All in one skateboard tool that lets you adjust the axle nut, mounting hardware, and the pin nut on the of the truck. This single T tool streamlines common maintenance tasks and reduces the number of separate tools you need. Complete skateboard assembly and : designed to support assembling a full skateboard and performing routine repairs, making on board maintenance simpler and quicker. Comprehensive maintenance tool: contains the essential functions to tighten, adjust, and your skateboard, including tasks related to bearings and trucks. Broad compatibility: works with most skateboards and longboards, suitable for installing or adjusting trucks, mounting hardware, and bearings. Compact and portable design: lightweight and easy to carry for on the go maintenance and emergency fixes. Durable, performance oriented design: built to withstand frequent use and provide reliable operation for everyday skate maintenance. Use scenarios 1) Pre ride setup: before skating, use to tighten the axle nuts and the pin nut on the of the trucks for secure, responsive handling. 2) board assembly or : during setup or repairs, use to secure mounting hardware and adjust truck components as part of complete skateboard assembly. 3) Bearing maintenance: during bearing changes or cleaning, use to tighten and re torque hardware after maintenance to maintain performance.