Milwaukee's 12-piece 3/8 in. Drive Ratchet Set delivers ultimate versatility and access. The slim-profile ratchet features a pivoting head that can be used as a ratchet, a nut driver or any angle in between. Milwaukee's proprietary sockets feature a parallel flat design for wrench compatibility and to deter rolling. Socket sizes are stamped into the flats for improved visibility. The kit is stored in a soft-sided carrying case that includes a socket rail to keep sockets and accessories organized, both on and off the jobsite. Pivoting Ratchet Head Slim Profile Design Wrench-Compatible Sockets Parallel Socket Flats Deter Rolling Stamped Size Labels Organized & Portable Storage Solution Includes: (1) 3/8" Drive Roto Ratchet (1) 5/8"" Deep Well Socket (1) 3/8"" Deep Well Socket (1) 7/16"" Deep Well Socket (1) 1/2"" Deep Well Socket (1) 9/16"" Deep Well Socket (1) 5/8"" Deep Well Socket (1) 11/16"" Deep Well Socket (1) 3/4"" Deep Well Socket (1) 6"" Extension (1) 3/8"" to 1/4"" Drive Adaptor (1) 3/8"" to Hex Adaptor Carrying Case