Stainless Steel Serrated Washers - Pack of 300 Pieces - Assortment M2.5 to M12 - Locking Washers for Secure Fastening

Box: 300 serrated washers in 8 common sizes, plus a storage box.8 Sizes: M2.5, M3, M4, M5, M6, M8, M10, M12 (outer and inner diameters are shown in the figure) to meet your everyday needs.Sturdy and Durable: Made of high-quality stainless steel, sturdy and durable. The serrated design makes the washers more secure and less likely to slip.Neutrally Organized: 8 different sizes are sorted and stored in a clear storage box to prevent confusion and make your next use easier.Portable Tool: Lock washers are used to secure parts and increase resistance to friction and rotation. Suitable for electrical connection of domestic and commercial equipment.