531 100 Beam Compass
Year: 1988
Description
RT Series 531 - velour nickel-plated
531100 Beam compass
with fine leads insert 0.5mm, lead, needle and ruling-pen inserts, lead box.
Lenght of the aluminium-section beams: 330 mm,
for circles up to 1,270mm dia.
Yes...this monster can draw cicles 1.27 meters diameter!
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