10-32 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake 1/4-20-1 The bolt is self-tapping

The bolt is self-tapping

meaning they are made of high-strength steel and are heat treated for added durability

making it suitable for outdoor use

this screw features a hexagonal head for easy tightening and a fully threaded body for maximum holding power

10-32 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Zinc And Bake 1/4-20-1 The bolt is self-tappingThese 10 32 Serrated Flange Hex Lock Nuts are case hardened for increased durability and resistance to wear. They are made of HR15N 78 90 zinc and bake, which provides excellent corrosion resistance. The serrated flange helps to prevent the nut from loosening due to vibration or movement. These lock nuts are ideal for use in a variety of applications, including automotive, marine, and industrial. They are available in a variety of sizes and finishes