Professional impact tools for commercial or occasional use. This 6pc accessory kit is designed for use with impact guns and high torque tools. It includes extension bars, an adapter, and a universal joint. The 3/8" drive is compatible with any 3/8" drive power bars, ratchets, or impact guns. The set is manufactured from chrome molybdenum steel for strength and durability. The set includes: 3 x 3/8" drive extension bars (44mm, 75mm, and 150mm), 1 x female to male socket adapter (3/8" F – 1/4" M), 1 x female to male socket adapter (3/8" F – 1/2" M), and 1 x 3/8" drive universal wobble joint. The set comes in a blow molded case for easy storage and transportation.