Includes: one Tool-Check Modular 1, one Tool-Check Modular Micro 1, one Tool-Check Modular L-key Hex-Plus 1, one adapter and one flexible hinge (adapter and hinge for connecting Tool-Check Modular products). One Tool-Check Modular 1, one Tool-Check Modular Micro 1, one Tool-Check Modular L-key Hex-Plus 1, one adapter and one flexible hinge (adapter and hinge for connecting Tool-Check Modular products).