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 - deep metric sizes of 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm, 31mm, 32mm, 33mm, 34mm, 35mm and 36mm.