3/8'' socket set, 66 parts, flank traction. Supplied = assembled. Number of parts = 66 pcs. Product type = box spanners. Hexagonal. FlankTraction profile. Chrome-vanadium. Matt satin finish. In a sturdy plastic case. FlankTraction profile. Chrome-vanadium. Matt satin finish. The following tools are included: 1 x 3/8'' extension with knurl, 75 mm 1 x 3/8'' extension with knurl, 250 mm 1 x 3/8'' spark plug socket, 16 mm 1 x 3/8'' spark plug socket, 21 mm 1 x 3/8'' slide/reduction adapter, 1/2''F x 3/8''M 1 x 3/8'' cardan joint 1 x 3/8'' in-hex bit socket, 3 mm 1 x 3/8'' in-hex bit socket, 4 mm 1 x 3/8'' in-hex bit socket, 5 mm 1 x 3/8'' in-hex bit socket, 6 mm 1 x 3/8'' in-hex bit socket, 7 mm 1 x 3/8'' in-hex bit socket, 8 mm 1 x 3/8'' Torx bit socket, T15 1 x 3/8'' Torx bit socket, T20 1 x 3/8'' Torx bit socket, T25 1 x 3/8'' Torx bit socket, T27 1 x 3/8'' Torx bit socket, T30 1 x 3/8'' Torx bit socket, T40 1 x 3/8'' bit socket, PH1 1 x 3/8'' bit socket, PH2 1 x 3/8'' bit socket, PH3 1