DGT04 Action Gouge by Jim Dunlop from the System 65 line is the essential accessory for the musician that allows precise measurements regarding the setting of
A must present in every portable kit for maintaining your instrument that can be used to verify the action of the strings for the purpose of positioning the saddles or adjusting the curvature of the truss rod and to measure the height of the pickups in order to optimize your tone and reduce the resistance of the magnet on the string.
To allow universal use of the DGT04, measurements are represented both with the metric system and in inches.
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