Section XVIII — Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof
Heading
9017
Drawing, markingout or mathematical calculating instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); instruments for measuring length, for use in the hand (for example, measuring rods and tapes, micrometers, callipers), not specified or included elsewhere in this Chapter.
Common commodities
Engineering geometry setPantograph drawing toolAluminum measuring tapeCompass drafting instrumentSlide rule calculatorProtractor for anglesMetal micrometer gaugeAdjustable calliper toolTriangle drafting toolMachinist's engineering ruler