Parallel Rulers for Charts
$63.52
(02205)
(02205) 355mm Parallel Ruler
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Completely transparent with a clear optical finish to aid chartwork.
Large easy-grip handles & non- slip cork pads allow the rules to be operated smoothly & accurately.
Precision moulded to ensure clean, straight lines.
An excellent, economical instrument of proven popularity.,
(02205D) 450mm Parallel Ruler with correct marine markings
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Full acrylic parallel ruler with solid brass (not brass plated steel) pins plus stainless steel straps (non magnetic).
The compass degree markings on one edge and mm measurements markings on the other.
In use, the parallel ruler is laid on the course line of your chart and then prallel walked across to the nearest compass rose on your chart