Features: 131 hole positions, capable of storing 4-32mm cutting tool (milling cutters/U-drill/tool holders/collets) for easy organization and storage. The bottom of the product is reinforced and hardened, with strong load-bearingcapacity and lessprone to deformation. Suitable for professionals in industry such as mechanical processing, woodworking, and electronic maintenance, as well as for household use. Keep your tool organized and easily accessible with this 131 hole storage box. Whether you're working in a workshop and tackling projects at home, this storage box provide a convenient solution for keeping your tool inorder. Specifications: Material:ABS Color:Yellow,Blue,Black Size:Approx.215mm/8.46''x215mm/8.46''x30mm/1.18'' Package Includes: 1x Storage Box note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.