A ball screw is a highly precise assembly that provides smooth and fast linear motion along a ball screw shaft. The assembly consists of a ball screw nut and a ball screw shaft. There are two types – Rolled or Ground ball screws. Rolled Ball screws typically come in C7 normal precision while Ground ball screws are C5 and above. Ball Screws are often used in ball screw drive actuator systems in conjunction with linear guides. There are different types of ball screw nuts such as round type, flanged type and also flanges with different mounting holes. STAF ball screws are commonly used worldwide for its excellent quality and interchangeability.