Harden - professional ratchet socket set 1/2', 1/4' 77 Pcs (HAR 510677)HARDEN professional ratchet socket's set 1/2", 1/4" 77 pcs. Sockets are made with high quality chrome vanadium steel (CrV 6140) and packet in good quality case. Soft grip handles for comfort work. Set include: Combination spanners: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19 mm Double flexible socket wrench: 8x9, 10x11, 12x13, 14x15 mm Hex sockets: 1/2" (10, 11, 12, 13, 14, 15, 17, 19, 22, 24, 27, 30, 32); 1/4" (5, 6, 7, 8, 9, 10, 11, 12, 13 Spark plug socket: 21mm Extension bars: 1/2"(127, 254 mm) 1/4"(76, 101.6 mm) Universal joint: 1/2", 1/4" Quick release ratchet handle:1/2", 1/4". Quick release reversible ratchet gears 22 mixed screwdriver bits (slotted, phillips, hex, pozidrive, torx) Hex keys: 1.2, 2, 2.5, 3, 4 5, 6mm Vat invoice with every order.