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Status : Active
Standard Type : Main
Document No : ISO 20318-1:2019
Document Year : 2019
Pages : 9
Edition : 1
Section Volume : Technical product documentation (ISO/TC 10.)
This document specifies classification, dimensions, quality and test methods for hand-held mechanical pencilss which hold and feed out a lead, and are used for general writing. It is also applicable to multi-function pens equipped with a mechanical pencil unit. However, those pencils attached to machinery instruments such as a plotter are excluded.