600 Pcs 12 Sizes Red Steel Paper Fiber Washers, Insulation Tray Mixed with Plastic Box (600pcs)

[Insulation material]: This fiber tray has a very large resistance to current, which is a good insulation material

[600PCS]: This mixed insulation tray has 600 pcs, which is enough to be used for a long time

[Different sizes]: This flat tray set has 12 different sizes, which can meet most of your needs

[Portable plastic box]: These steel insulation washers are equipped with a plastic box for convenient storage and use

[APPLICATION]: These red steel trays for paper fiber can be widely used in shockproof buffer packaging of electrical appliances, precision instruments, instruments and other electronic products