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How to use a radius gauge as a template for scribing?

Shop for Radius Gauges

Radius gauge

Step 1 – Choose gauge

Choose an individual radius gauge.

Gauging surfaces

Step 2 – Select projection

Select a concave or convex projection from the edge of the gauge to use as a guide for your marking.

Scribing with a radius gauge

Step 3 – Place gauge

Place the gauge against the work piece on which you want to leave a radius reference.

Radius Gauge and Scribe

Step 4 – Select scribing tool

Choose a scriber or pencil depending on the permanency you wish to leave on the surface you are marking on.

 The scriber is a sharpened steel tool used for scratching marking lines on metal
Point of tangency

Step 5 – Mark radius

Mark the work piece around the radius back and forth a number of times to make sure a clear marking is left for future reference. If creating a corner, make sure the gauge meets at ‘points of tangency’ (when both sides are met by the gauge).

Fabricated cut out Radius markings can be used as guidelines for cutting and should be followed precisely for fabricating purposes. When fabricating or fitting cosmetic panels, if measurements are not accurately followed the parts will not mount correctly.
Fabricating using a radius cut-out Any miscalcualtion when mounting will result in paint or vinyl tolerances showing the errors.