
Surface Treatment and Varnishing for Violin Making
Here you will find carefully selected products such as abrasives, polishing compounds, brushes, brush cleaners, color extract, lycopodium, and wood filler — everything you need for the professional surface treatment and varnishing of your violins. Our products are specially tailored to the delicate requirements of violin making and ensure gentle wood processing without compromising the sound quality. Whether for preparation, applying varnish layers, or final polishing, our materials help you achieve a flawless and durable finish that convinces both visually and acoustically. Trust in proven quality and optimal processing properties to make your instruments truly shine.

Our brush cleaner is particularly suitable for gently cleaning you varnish brushes Use it to ensure that all our varnishes are washed out of your brushes.

Joha Color Extract – Finest Color Intensity for Highest Demands The Joha Color Extracts stand for craftsmanship, precision, and maximum creative freedom. They are specially developed for the individual coloration of clear varnishes and allow you to finely shape the character of your instrument through targeted coloring. Thanks to their high concentration, just a few drops are enough to achieve clear, warm, or deeply nuanced tones. Whether adjusting tinted varnishes or creating your own formulations – these extracts offer a wide creative range. Product Features: Highly purified natural colorants Compatible with all Joha varnishes Freely mixable with each other Ideal for custom color design Also suitable for homemade varnishes Application: For coloring clear varnish, we recommend adding 5–7% color extract. Joha – Quality Rooted in Tradition For generations, violin makers around the world have trusted the products of Hammerl. Our color extracts are the result of decades of experience, carefully selected raw materials, and uncompromising quality control.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.

Colour extract Our beloved colour extracts are tremendously suitable for the individual colouring of colourless varnishes. You can even alter coloured varnishes according to your own wishes by adding a few drops of colour extract. The colour extracts can be mixed with each other without any difficulties. They are suitable for all of our varnishes. You can even easily improve your own home-made spirit and oil varnishes with them. Our recommendation: b> Add about 5% - 7% of the color extract to the colorless varnish.