MB8F is a type of lug nut that is commonly used in automotive and engineering applications. It features an 8-point spline drive system and a unique key square drive type, making it an ideal choice for applications where a high degree of security is required. The lug nut also features an antiseize compound, which helps to prevent seizure and increase the longevity of the product. Additionally, the design of this lug nut prevents accidental spinning, which can cause damage to expensive suspension and brake components.