DIN 558 specifies medium-threaded hexagon head bolts, a common type of fastener used in various applications. These bolts feature a hexagonal head for robust grip with wrenches and are known for their high strength and durability. The DIN standard defines the bolt's dimensions, including length, dia

DIN 982 and ISO 7042 define the requirements for prevailing torque hexagonal nuts, a essential fastener used in numerous industrial applications. These nuts are designed to provide a reliable clamping force once tightened, ensuring that components remain securely fastened even under dynamic loads.