This set of sockets can quickly and easily remove oxygen sensors, diesel injectors, oil pressure sending units and vacuum switches! Constructed of vanadium and molybdenum steel for strength and durability with a black oxide finish to fight off rust, this set comes in a sturdy, organized storage carry case for easy transport and part identification. This is a great set of sockets for auto mechanics and car hobbyists to easily switch out oxygen sensors and diesel injectors! Heat-treated chrome vanadium and chrome molybdenum steel with black oxide finish

• Accepts either 3/8" or 1/2" square drive ratchet depending on the size of the socket
• Vanadium and molybdenum steel construction
• Color of case may vary
• Size(s):Two 7/8 in. x 3/8 in. drive Vacuum Switch Sockets; 29mm x 1/2 in. drive Vacuum Switch Socket; 7/8 in. x 1/2 in. drive Long-reach Vacuum Switch Socket; 1 in. & 1-1/16 in. x 3/8 in. drive Oil Pressure Sending Unit Socket; 7/8 in. x 3/8 in. drive Oxygen Sensor Socket; 7/8 in. x 1/2 in. drive Oxygen Sensor Socket; 7/8 in. x 1/2 in. drive Injector Socket; 27mm x 1/2 in. drive Injector Socket; 28mm x 1/2 in. drive Injector Socket