Chrome vanadium steel bits. Comfortable two tone cushion grip handle. Set Includes: 1 piece dual ratchet handle - 1/4" and 3/8" drive, 72 gear teeth for speed & durability. 10 pieces 1/4"drive metric sockets - 4, 4.5, 5, 6, 7, 8, 9, 10, 11, 12 mm;10 pieces 1/4" drive 6 PT SAE sockets - 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"; 3 pieces 3/8" drive 6 PT SAE sockets - 5/16", 5/8", 3/4"; 4 pieces 3/8" drive 6 PT metric sockets - 13, 14, 15, 17 mm; 1 piece 3/8" drive x 3" extension bar; 1 piece 3/8" x 1/4" adapter; 1 piece dual function pipe & adjustable wrench; 1 piece hi-torque ratcheting screwdriver; 10 pieces 1" chrome vanadium steel bits. Slotted: 5/32", 3/16", 1/4". Phillips: #1, #2, #3. Star T15, T20; 1piece bits holder; 1 piece organizer tray and 1 piece storage case.