Crescent Lufkin HardMark Advanced Chalk Refill, Net Content: 8 oz, Bottle, Blue
- Hardmark blue is a Crescent Lufkin proprietary marking chalk designed to be a brighter blue for increased line visibility regardless of the light condition or surface
- High-visibility blue chalk designed to be three times more visible than standard chalks
- Unique bottle geometry prevents the bottle from rolling on sloped surfaces
- Easy fill bottle top design allows chalk to flow faster for quick refills
