| SIC Codes: | 3579 3955 3951 3953 |
| NAICS Codes: | 339940 |
Companies in this industry manufacture office, school, and art supplies. Products include pens, pencils, felt-tip markers, crayons, chalk, pencil sharpeners, staplers, hand-operated stamps, modeling clay, and inked ribbons. Companies that make paper products used as office, school, and art supplies are covered separately.