MATERIAL]- Made of 316 stainless steel material, the Hex Serrated Flange Nut have high hardness and great corrosion resistance, which are durable and non-deformable Product Name: Hex Flange Nut; Thread Size: M8; Material: 304 Stainless Steel , Flange Diameter: 12., 9mm ; Main Color: Silver Tone; Flanged Nut serves to distribute the pressure of the Nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface., ❤. Flange Nut Snapklik.co : 6 X 1 Thread 304 Stainless Steel Serrated Flange Flange Lock Nut 25) Metric M12 304 tainle teel Hex Head errated pinlock Flange Nut A flange nut is a nut that has a wide flange at one end that acts as an integrated, non-spinning washer. 304 stainless steel has high strength and hardness ratings and resists corrosion in mild environments❤. Titanium Flanged Metal Lock Nut M8x(1.25mm 【SATISFACTION GUARANTEED WARRANTY】We are committed to making sure you love your purchase, so if for any reason you are not satisfied, please contact us and we will make things right.