1/4", for manual operation, 38-piece. With socket and bit inserts. Easy handling, always ready-to-hand operating tools, clearly arranged. Consisting of: socket wrench insert (6-pt.): SW 5.5 - 6.0 - 7.0 - 8.0 - 9.0 - 10.0 - 11.0 - 12.0 - 13.0 - 14.0 Bit insert (6-pt.): SW 3 - 4 - 5 - 6 - 7 Bit insert (slot): 0.6 x 4.5 mm, 1.2 x 6.5 mm, 1.2 x 8.0 mm Bit insert (PH): 1, 2, 3 Bit insert (PZ): 1, 2, 3 Bit insert (Torx): T10H, T15H, T20H, T25H, T27H, T30H, T40H Reversible ratchet, socket handle, extension 55 mm, extension 101.5 mm, universal joint, adapter 1 (internal square and internal hex receptacle), adapter 2 (for connecting socket wrench inserts with 4-point drive according to DIN 3120 and operating tools with 6-point drive) Drive type / profile External hexagon, Internal hexagon, Phillips, Pozidriv, Slot Drive 1/4 " Type Article Area of application Manual operation Profile size PH1, PH2, PH3, PZ1, PZ2, PZ3, T10H, T15H, T20H, T25H, T27H, T30H, T40H Wrench size 3 mm, 4 mm, 4.5 mm, 5 mm, 5.5 mm, 6 mm, 6.5 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm Assortment 38 pieces