The CTA Manufacturing Head Bolt Socket Set - 9245 is a set of specialized sockets designed for removing and installing head bolts on various types of engines. This set includes 10 different sockets, each with a different size and shape to fit different head bolt configurations. The sockets are made of durable chrome vanadium steel and feature a 6-point design for maximum grip and torque. This set is ideal for professional mechanics and DIY enthusiasts who need a reliable and versatile tool for working on engines.