Oil-based paint marker withstands washing, weathering, mild acids, and alkalis (INK is autoclavable)
Heavy duty soft tip disposable pen writes on glass, metal, ceramics, plastics, paper, and more. Withstands temperature range of -46°C to 65°C (-50°F to 150°F) and autoclaving at?121°C (250°F). Mark is 1mm (0.040") wide. Choose from 7 colors.