Manufacturer suggested retail price. $140.78 Features and Benefits: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" Deep 8mm., 9mm., 10mm., 11mm., 12mm., 13mm., 14mm., 15mm., 16mm., 17mm., 18mm., 19mm., 21mm. and 22mm. Deep 3" Extension. (3503) and 1/2" Female x 3/8" Male Adapter. (2301) Blow Molded Case Double your deep impact socket options with Sunex Tools Double Deep Master Set! Combines most popular deep socket sizes in both SAE and Metric into one, sturdy blow-molded . Designed to extend the life of fasteners. All Sunex Tools impact sockets feature a radius corner design. This design causes the socket to grab the sturdy wall, or flat, of the fastener instead of grabbing the corners, resulting in less corner wear on the fastener. Heavy molded storage tray. All Sunex Tools Impact Socket Sets come in strong molded storage trays, except where otherwise noted. Manufacturer: Sunex Sets & Kits do not have warranty/ see individual pcs for details