Proxxon Industrial 23104 Bit set 54-piece Star, Allen, Slot, Pozidriv, Phillips

54-piece bit set with folding ratchet screwdriver, 23 bits 1/4" (6.3 mm) in standard length (25mm) and extra long 16 bits (80 mm) for blind holes. 10 socket inserts 1/4" (6.3 mm) in the wrench sizes 5.5 - 13 mm and adapter for external square and hexagonal head as well as the counter-part with square drive and allen key.