Jon Pohlman

Jon Pohlman

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Square ruler, same thickness, silver, 50cm/1 shaku 6 sun, dual scale, 10639

Size: Long branch (short branch) 520 (260) x width 15 x thickness 1.4 mm. Specifications: Accuracy/Perpendicularity: 0.1 mm or less per 100 mm Length tolerance: ±0.2 mm or less. 1 ~ 2 weeks. 1 ~ 4 weeks.

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