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Pentel Graphgear 500P Series (PG513, PG 514, PG 515, PG517, PG519)

Pentel Japan

lead diameter(s)
mechanism
composition
variations
production date
origin
0.3 mm, 0.4 mm, 0.5 mm, 0.7 mm, 0.9 mm
pushbutton incremental advance clutch
plastic barrel, metal grip and mechanism
barrel colors: silver, brown, black, blue, yellow
circa 2005
Japan