Yato socket set 225 pcs all popular sizes of 1/2", 3/8", 1/4" sockets. Sockets are made with high quality chrome vanadium steel. High quality ratchet mechanism with soft grip handles for comfort work. 72 teeth ratchet - working stroke of 5 degrees. AS DRIVE system, the maximum torque increases by 25% with a full perimeter protection to nuts/caps/screws. Set include: combination spanners:8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 22 mm. Hex sockets: 1/2" (10, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30, 32); 3/8" (10, 11, 12, 13, 14, 15, 16, 17, 18, 19); 1/4" (3.5, 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14. Deep hex sockets: 1/2" (10, 11, 12, 13, 14, 15, 17, 19, 21) 3/8" (6, 7, 8, 9, 10) S.A.E sockets 1/2"x7/16", 1/2"x1/2", 1/2"x9/16", 1/2"x5/8", 1/2"x11/16", 1/2"x3/4", 1/2"x13/16", 1/2"x7/8", 1/4"x1/4", 1/4"x9/32", 1/4"x5/16", 1/4"x11/32", 1/4"x3/8". Impact sockets 1/2": 17, 19, 21 mm. Torx sockets:1/2"(E16, E18, E20, E22, E24) 3/8" (E10, E11, E12, E14) 1/4"(E4, E5, E6, E7, E8). Extension bars: 1/2"(127, 254 mm) 3/8"(76, 254 mm) 1/4"(50.8, 101.6 mm). Universal joint: 1/2", 3/8", 1/4" adaptors: 3/8"(F)x1/2"(M), 1/2"(F)x3/8"(M). Spark sockets: 1/2" (16, 21 mm), 3/8"(18 mm). Sliding T bar 1/4"(152.4mm). Quick release ratchet handles:1.2", 3/8", 1/4" spinner handle1/4" (150mm). Screwdriver bits handle 200 mm. 96 mixed screwdriver bits (slotted 3- 10 mm, phillips PH0-PH4, hex 3-8 mm, pozidrive (PZ0-PZ4, , torx T20-T70, spanner type (snake tounge)4-10 mm, tri wings 1-10) bit adaptors,combination pliers 180 mm, adjustable wrench 250 mm, slotted short screwdriver, philips PH2 short screwdriver, hex keys 2, 2.5, 3, 4, 5, 6, 7, 8, 10, 12