Calculate your frets location, neck dimensions and print the result
Open toolCalculate pickup resistance, inductance, wind count and specs
Open tool3D models of instruments (for CNC or drawing generation), RC vehicles and much more
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Open link in new tabJBM Tools provides free calculators for guitar builders, including fret spacing and pickup winding simulators.
They are designed for luthiers, hobbyists, and DIY guitar makers who need accuracy in prototyping.