Very compact tool set: Tool-Check Modular Set 1. Includes: one Tool-Check Modular 1, one Tool-Check Modular Micro 1, one Tool-Check Modular L-key Hex-Plus 1, one adapter 9549 and one flexible hinge 9550 (adapter and hinge for connecting Tool-Check Modular products). Features: Tool-Check Modular: individual combination of different Tool-Check Modular components Includes: one Tool-Check Modular 1, one Tool-Check Modular Micro 1, one Tool-Check Modular L-key Hex-Plus 1, one adapter 9549 and one flexible hinge 9550 (adapter and hinge for connecting Tool-Check Modular products) Tool-Check Modular 1: 21-piece tool set for manual and machine-operated screwdriving Tool-Check Modular Micro 1: 21-piece tool set for precision mechanical couplings Tool-Check Modular L-keys Hex-Plus 1: 7-piece L-key set for hexagonal socket screws (metric) Adapter 9549: Rigid element for connecting additional Tool-Check Modular products Hinge 9550: flexible component to connect additional Tool-Check Modular products SKU: 05049020001