Yinpecly M5 K-Lock Nuts with External Tooth Washer Carbon Steel Hex Nut Kep Hex Head Lock Nut for Low-Load Assemblies Silver Tone 100pcs

K-Lock Nuts with External Tooth Washer Carbon Steel K-Lock Nuts with External Tooth Washer Carbon Steel Features & details Features [SIZE]-Thread Size: M5; Hex Width Across Flats: 8mm / 0.31"; Multi-tooth Washer Diameter: 9mm / 0.35"; Height: 5mm / 0.20"; Grade: 4.8 HIGH QUALITY- Made from high quality carbon steel, have high hardness and a long service life with great performance in antirust and corrosion resistance UNIQUE DESIGN-This k-lock nuts feature a built in external tooth lock washer that is free spinning The tee