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Key-Setting Wrench "Umstellaktivator" for LaGard 3330/3390

This wrench models a tool required to change the combination on LaGard 3330/3390 locks typically used in safes.

Use this model as reference for crafting your own tool from a steel rod or allen wrench.

IMPORTANT: The torque required when using the tool exceeds the tensile strength of most 3D-printed filaments. Abstain from using a printed version in an actual lock to avoid the risk of the lock becoming unusable.

You can find the source files at https://gitlab.com/fullmetalScience/printables and use OpenSCAD to interpret and convert them to STL or download the necessary STL’s directly from the Key-Setting Wrench ‘Umstellaktivator’ for LaGard 3330/3390.