The STHOR tool set consists of 173 items housed in a convenient plastic case. The tools have been precisely manufactured with materials that ensure their reliability. The set includes a full range of long and short sockets 1/4" , 3/8" and 1/2", extensions, Cardan joints and many other items, including 45-tooth ratchets. This configuration makes the set suitable for minor assembly work, mechanical repairs and many other household or workshop jobs. Purpose/Application. The set is designed for discerning do-it-yourselfers. Package contents. - 1/2" short sockets: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 27: 30: 32 mm, . - 1/2" long sockets: 16: 17: 18: 19: 22 mm, - 1/2" torx sockets: E18: E20: E24 - 3/8" sockets: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19 mm - 3/8" long sockets: 10: 11: 12: 13: 14: 15 mm 3/8" long sockets. - 3/8" torx sockets: E10: E11: E12: E14: E16 - 1/4" sockets: 4: 4.5: 5: 5.5: 6: 7: 8: 9: 10: 11: 12: 13: 14 mm - 1/4" long sockets: 4: 5: 6: 7: 8: 9: 10 mm, . - 1/4" torx sockets: E4: E5: E6: E7: E8 - 1/2" ratchet 45T - 3/8" ratchet 45T - 1/4" ratchet 45T - sliding knob: 1/2": 1/4" - 1/4" screwdriver knob, - extensions 1/2" X 2 - extension 3/8" - extensions 1/4" X 2 - 1/2" candle sockets: 16: 21 mm - 3/8" candle sockets: 18 mm - Cardan joint: 1/2": 3/8", 1/4" - adapter for bits 5/16" with 1/2" - adapter for 5/16" bits with 3/8" - adapter for 1/4" bits - 5/16" bits: 24 pieces - bits 1/4", 20 pcs - Torx screwdriver bits on 1/4" socket: T8: T9: T10: T15: T20: T25: T27: T30 . - Torx screwdriver bits with hole on 1/4" socket: T8: T9: T10: T15: T20: T25: T27: T30 . - Philips cross head screwdriver bits on 1/4" socket: PH0: Ph1: Ph2 - Pozidriv Phillips screwdriver bits on 1/4" socket: PZ0: Pz1: Pz2 - Flathead screwdriver bits on 1/4" socket: 4: 5.5: 6.5: 7 mm - hexagonal screwdriver bits on 1/4" socket: 3: 4: 5: 6 mm - allen wrenches: 1.25: 1.5: 2: 2.5: 3: 4: 5 mm - case Parameters. Socket type: AS-DRIVE. Number of pieces [pcs]: 173. Size [inch]: 3/8-1/2.