PS2401
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  • Marine Ruler Parallel Ruler Nautical Charts Parallel Ruler Mapping Points to Pull Parallel Ruler 600mm
  • The main role: Before Chartwork for drawing lines bearing line or course, the degree or amount of bearing line degree course line.
    Two hands each holding a ruler of David, alternately moved in parallel.
    Usage: When the move operation, the appropriate force to suppress static hand -foot, one hand pushing moving feet, two feet alternately moved in parallel until the required position. Alternately moving, to prevent the static foot displacement.
    colour:Transparent color
    Material:plastic
    size:600mm
RM129.90
RM199.90