The thin wall design of chrome hand sockets are combined with the strength and durability of Grey Pneumatic have an effect on sockets to create the Duo-Socket. This 53 piece set is built particularly to deal with the desires of the pro technician the use of hand tools, cordless have an effect on tools and air tools. The Duo-Socket provides one socket for all applications. This set includes the next – 72 tooth quick release ratchet, 2, 4 and 6 wobble extension and a wobble spinner maintain. The socket sizes include usual and deep fractional sizes of three/16 inch, 7/32 inch, 1/4 inch, 9/32 inch, 5/16 inch, 11/32 inch, 3/8 inch, 7/16 inch, 1/2 inch, 9/16 inch usual and deep metric sizes of 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm and 15mm.