All-Weather Durability: Made of high-strength aluminum alloy, the VEVOR semi-truck step tool box offers excellent corrosion, deformation, rust and weather resistance. Heavy-duty, waterproof and durable for long-term outdoor use

Stable Steps, No Wobbling: Built with 2 mm thickened step plates and a 3 mm thickened toolbox body, this heavy duty aluminum diamond plate toolbox offers a sturdy structure and supports up to 441 lbs, ensuring safe and stable entry and exit for drivers

Safe & Efficient Storage: Featuring a spacious 29.13" x 18.5" x 12.6" storage interior and rubber shock-absorbing latches, this step storage box securely holds wrenches, screwdrivers, gloves, and other essentials, keeping them neatly organized and easily accessible

Strong Anti-Slip: The thickened step plates with ant-slip patterns greatly increase traction and reduce the risk of slipping. In rain or snow, our cab entry step toolbox provides a stable platform for safer and easier entry and exit

Universal Fit: This 31" x 30" x 19" semi-truck step storage toolbox is compatible with semi-trucks, flatbed trucks, mobile service trucks, and crane trucks. The integrated step-and-storage design makes it an ideal upgrade for your vehicle