1/4", Precision Mechanics with Lever Ratchet, 50 pcs. With screwdriving and drive tools. Ratchet forged from one piece (CrV steel), hardened, 72 teeth and release mechanism (release of insert tools by pressing a button). Consisting of: Sockets from 4 - 13 mm. Deep sockets 6 - 10 mm (for protruding threaded bolts). Screwdriver bits with square drive for slotted screws, Phillips screws, TX screws (with face hole) and hexagon socket screws. External TX sockets sizes E 4 - E 10. Universal joint, 2 extensions, screwdriver handle with square drive, 5 angled hexagon keys sizes 1.25 - 1.5 - 2.0 - 2.5 and 3.0 mm, for other contents see product data sheet. Drive type / profile External TORX, Hexagon socket, TORX, Phillips, Pozidriv Drive 1/4 " Item type Main color silver Profile size E4, E5, E6, E8, E10, PH1, PH2, PZ1, PZ2, T8, T10, T15, T20, T25, T27, T30 Wrench size 4 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 Assortment 50 pieces Gearing 72 T.