Features Quick Access: This storage tray can help you quickly store and use screws in daily maintenance work, improve work efficiency, just put the screws in and shake them gently, all the screws can be well stored for easy access. Stable and Not Shaking: The special V-shaped guide hole design can guide the screw to slide into the corresponding hole, so that the screw can be stored more stably, and the screw is not easy to shake when the screwdriver is pulled out. Smooth and Does Not Hurt Hands: The surface of the storage tray is polished and smooth, without burrs, without hurting the hands, the diameter of the storage holes is uniform, wear-resistant, resistant to falling, no peculiar smell, and long service life. Improve Efficiency: Different types of screw discs can be stably stacked for use, four times faster than manually picking and placing screws. Hold the electric drill in one hand and the workpiece in the other hand without the screw. Non Corrosion Zinc Alloy: The spiral tray is made of zinc alloy material, which is non-corrosive, wear-resistant, and has a service life of more than ten years. Specification: Item Type: Screw Storage Tray Model: M50A Material: Zinc alloy Hole Diameter: Approx. 5.0mm / 0.2in Applicable Diameter: Approx. 3.5 ~ 4mm / 0.14 ~ 0.16in Applicable Length: < Approx. 10mm / 0.39in Number of Holes: 91 Package List: 1 x Screw Storage Tray Package List 1 x Screw Storage Tray