HS 90.17 — Drawing, marking-out, mathematical calculating instruments (drafting machines, protractors, drawing sets etc); instruments for measuring length (e.g. measuring rods, tapes, micrometers, callipers) n.e.c.

90.17.10

Drafting tables and machines; whether or not automatic

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90.17.20

Drawing, marking-out or mathematical calculating instruments

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90.17.30

Mathematical equipment; micrometers, callipers and gauges

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90.17.80

Mathematical instruments and equipment; n.e.c. in heading no. 9017

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90.17.90

Drawing, marking-out equipment and mathematical instruments; parts and accessories

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