63 Piece SetDrive: 1/4"(6Pt.) And 3/8"(12Pt.)Includes: 18-Piece Shallow 6 Point 1/4" Drive Sockets (3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 4.5mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, And 12mm), 16-Piece Shallow 12-Point 3/8" Drive Sockets (3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm, And 19mm), 3/8" Extensions (3" And 6"), 3/8" Drive 8" Quick Release Ratchet, 1/4" Drive Spinner Handle, 1/4" Bit Coupler, 5/8" And 13/16" Spark Plug Sockets, 3/8" To 1/4" Adapter, 20-Piece Bit Set With Holder (#1, #2, #3, 1/8", 3/16", 1/4", SQ1, SQ2, T10, T15, T20, T25, 3/16" hex, 1/4" Hex, 5/16" Hex, 3/8" Hex, 5mm Hex, 6mm Hex, 8mm Hex, And 10mm Hex) And Carry CaseDrop Forged Chrome Vanadium SteelTextured Band Provides Improved Grip And Added TorqueSturdy Blow Molded Case Keeps Tools OrganizedNot For Use With Pneumatic Or Electric Impact Wrenches