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Pacific Arc Beam Compass PA2050
High quality beam compass by Pacific Arc features two
German made 13" beams graduated in Inches and metric
with a maximum radius of 25", and a maximum diameter of
50". Two trammel points, one with a pin and the other
with a lead, 1 ruling pen attachment, beam coupler,
extra pin, lead, 2 extra point tightening gears and a
screw are included.
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