New product 2023: The GSR adjustable mini tap wrench with centring eye is the perfect solution for filigree threading in metric sizes M1- M3. Ideal for goldsmiths, jewellery makers and model makers. All information is available here!
GSR SILVER MGB
Enhanced Threading Performance
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GSR Threading Calculator App
With the new GSR Thread Calculator app, it is possible to determine core hole dimensions and roughing diameters for the most common thread types – without the hassle of looking up tables. In addition, you can have the core hole diameter calculated for thread formers and STI thread repair.
The operation is intuitive and simple. The thread calculator is available for free for iOS and Android devices.