1. This cabinet uses a locking bar mechanism, allowing for flexible opening and smooth closing of cabinet doors, while providing a secure locking mechanism.

2. The BT series tool handle has a locating cone ratio of 7:24, while the HSK series has a ratio of 1:10. The tool handle is designed with a fitted ABS material, which is oil-resistant and slip-resistant, protecting the handle from damage. The simple collar structure is cost-effective, and the combined collar structure is reasonable, with reliable positioning and fast and convenient replacement.

3. Different types of tool cabinets can be organically combined according to the actual working conditions and usage requirements, making the overall workspace more beautiful and effectively utilized. The component parts of the combined cabinet can be arranged according to different usage requirements, connecting the cabinets together to provide strong functionality. The filling cabinets are important components of the vertical cabinet, and can be combined with tool cabinets of various shapes, such as triangles, squares, and diamonds, to form combinations such as "n", "z", and "u", making the work environment more vivid and practical.