Star Washers Internal Tooth Star Lock Washers Assortment Kit Push On Locking Fastener(700PCS(10Set))

Essential Fastening Accessory: A must-have kit for any repair, installation or maintenance task that requires secure, long-lasting fastenings. These lock washers provide reliable anti-loosening protection, ensuring the stability and safety of connections in both household and industrial settingsMaterial: Manganese SteelSuitable for: Machinery, automotive, electronics, construction, and other fields, especially for applications requiring high stability and vibration resistance. Specifications: M3, M4, M5, M6, M8, M10, M12DimensionsM3 diameter: approximately 9mmM4 diameter: approximately 12mmM5 diameter: approximately 14mmM6 diameter: approximately 16mmM8 diameter: approximately 18mmM10 diameter: approximately 20mmM12 diameter: approximately 25mmEasy to install: Push directly into the shaft or slide onto the bolt for quick and easy installation.Quantity: 70 pieces per/setM3*10 PCSM4*10 PCSM5*10 PCSM6*10 PCSM8*10 PCSM10*10 PCSM12*10 PCSPacking List:5/10 set of plum blossom-shaped gasketsNote:Size for manual measurement, there may be a 0 to 3mm error, belongs to the normal phenomenon.And due to the difference between different monitors, the picture may not reflect the actual color of the item.

• Comprehensive Assortment for Versatility: This all-in-one kit includes a variety of sizes of external and internal tooth lock washers, carefully selected to cover the most frequently needed specifications. The well-rounded assortment meets diverse repair, installation and maintenance needs for multiple scenarios
• Effective Anti-Loosening Function: Designed with external or internal tooth star structures, these washers apply constant spring force between fasteners and substrates. They significantly increase rotational resistance and friction, preventing nuts and bolts from loosening due to vibration, friction or frequent use, ensuring machine and connection stability
• Easy to Operate & Install: Simple to use with standard screws, nuts and bolts of matching specifications. The intuitive design allows for hassle-free installation, requiring no professional tools or skills, making them suitable for both DIY enthusiasts and professional workshops
• Organized & Portable Storage: All washers are individually sorted by size and stored in a durable, clear case. This organized design prevents loss, mixing or damage, keeping the washers tidy and easily accessible whenever you need them, and convenient to carry for on-site use
• Wide Compatibility & Application: Highly compatible with standard fasteners of corresponding sizes, these lock washers are widely used in various scenarios. They are ideal for furniture repair, outdoor construction, electrical maintenance, automotive, marine, industrial machinery, valve assemblies and door/window fittings