300-Piece Tooth Lock Washers, Stainless Steel Brake Washers, Toothed Washers, Locking Washers, External Toothed Washers Assortment Set (M2.5 M3 M4 M5 M6 M8 M10 M12)

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 daily 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.

Neatly 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 connections in home and commercial equipment.