Industrial Permanent Black Markers

These Sharpie Industrial Strength Laboratory Markers are specially formulated for industrial, laboratory, and commercial use to perform under extreme conditions, even at temperatures as high as 500°C. Their super-permanent ink won’t fade and is water-resistant.

Key Features

• Appropriate for glass, metal, foil, film, or plastic marking
• Fade- and water-proof ink provides means of permanently recording data and sample labels