The Combined Nomenclature (CN), v1:2019
9603 40 10: Paint, distemper, varnish or similar brushes (excl. artists' and similar brushes of subheading 9603.30)
https://www.dst.dk/en/Statistik/dokumentation/nomenklaturer/kn?id=ec3af576-673e-42d6-892f-12eb18291831