1. PP engineering plastic, good bearing capacity, beautiful appearance, strong plasticity, various colors, large internal volume of portable toolbox. 2. The worktable adopts unique injection molding, with higher strength and smooth surface treatment, it is easy to wipe oil stains. The injection panel can bear the bench vice operation 3. Abundant tool modules can be stored in the drawer of toolbox 4. Sliding guide rail design is adopted on both sides of drawer, which has excellent smoothness and improves service life. The extended distance enables the drawers to be fully opened, making it easy to extract the objects inside the drawers. 5. Each drawer has self-locking function 6. It is suitable in size and can be stored in the trunk of the car. It is convenient. Toolbox of different sizes can be built in together.