Electrical Outlet Screws Spacer DZS ELEC 230PCS M3 and M4 Black Nylon Round Spacer Assortment Kit, Plastic Spacers Without Threaded, Switch and Receptacle Spacers for Screws

Packing: 40pcs - 3x7x3 15pcs - 3x7x5 15pcs - 3x7x6 15pcs - 3x7x8 15pcs - 3x7x10 15pcs - 3x7x12 15pcs - 3x7x15 pcs - 4x7x3 15pcs - 4x7x5 15pcs - 4x7x6 15pcs - 4x7x8 15pcs - 4x7x10 15pcs - 4x7x12 15pcs - 4x7x15 Color: Black Material: Nylon plastic Peculiarity: 1. The insulating support screw is made of high-quality nylon plastic material, which is corrosion-resistant, tear-resistant and durable. 2. All nylon gaskets are packed in storage boxes, easy to use, find and carry. 3. It can be used for micromotors, motors, automobile manufacturing parts, electronic products, instrumentation, machinery, stationery, automation equipment, toys, hardware accessories, etc. 4. You will receive a total of 230 pieces of work in 12 sizes. Various specifications to meet your daily needs.