The thin wall design of chrome hand sockets are combined with the strength and durability of grey Pneumatic impact sockets to create the Duo-Socket This 29 piece set is built specifically to address the needs of the professional technician using hand tools, cordless impact tools and air tools The Duo-Socket provides one socket for all applications This set includes the following - 24 tooth quick release ratchet, 3 and 6 wobble extension and socket sizes include 10mm to 36mm