40 Piece SetSAE And Metric Shallow SocketsDrive: 1/4" And 3/8"Includes: 25-Piece Shallow 6 Point Sockets With 1/4" Drive (5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2", 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm And 13mm), 6-Piece Shallow 6 Point Sockets With 3/8" Drive (7/16", 1/2", 9/16", 11mm, 12mm And 13mm), 3-Piece Shallow 8 Point Sockets With 1/4" Drive (1/4", 5/16" And 3/8")3/8" Drive Ratchet Handle, 6" Spinner Handle, 3/8"F X 1/4"M Adaptor, Spin Disc, 3" Extension Bar And Storage CaseDrop Forged Triple Chrome PlatedHardened, Tempered And Nickel Chrome Plated To Prevent Rust And CorrosionSturdy Blow Molded Case Keeps Tools OrganizedNot For Use With Pneumatic And Electric Impact Wrenches