The product being described is a set of 12 heavy-duty wheel stud bolts, specifically designed for axles with 150 MPSI E8 flanged hex head studs that are 2.25” in size. These bolts are sturdy and reliable, providing secure attachment for wheels to prevent them from coming loose during use. This set of bolts is essential for maintaining proper wheel alignment and ensuring smooth performance of the vehicle's drivetrain system.