Kennedy: 1/2" Square Drive x 300mm Impact Extension Bar 1/2in. drive impact extension bars manufactured from high quality chrome molybdenum steel with a black oxidised finish for increased tool lifespan. The permanent laser etched markings allow for quick and easy selection of the right sized tool for the job. Features and Benefits Increases the reach of impact wrench sockets and drivers High quality chrome molybdenum steel construction for durability Black oxide coating for prolonged tool lifespan Permanent laser etched markings for easy tool identification Available in various sizes to suit your needs Typical Applications Impact wrenches Industrial Workshop Automotive On-site MPN: 23043312 EAN: 1/2" Square Drive x 300mm Impact Extension Bar Attributes: Accessory Type: Extension Bar Drive Size: 1/2 in Finish/Coating: Black Oxide Material: Chrome Molybdenum Overall Length: 300mm Size System: Metric Imperial