Features: Anti static screw tray with builtin counting function ensures ESD safe storage and precise screw management for electronics assembly and repair. Features multiple compartments for screws and transparent ESD safe plastic construction for clear visibility and organized tool storage. Designed for electronics technicians, engineers, and DIYer enthusiasts requiring reliable component organization in delicate projects. Streamlines workstation efficiency during circuit board repairs, machinery maintenance, or hobbyist prototyping with categorized screw accessibility. Snap lock lid prevents accidental spills while numbered grid layout simplifies inventory tracking for industrial or home workshop applications. Specifications: Use scenario: Electronic product repair Component:Plastic Size: Approx.9x14cm/3.54x5.51inch Color:Black Package Includes: 1pcs Anti Static Screw Tray note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.