Keson 12B 12oz. Blue Chalk.
Keson 12oz Blue Chalk
- ProChalk is formulated to achieve a perfect line every time
Brilliant color tones provide strong, sharp lines
Standard colors plus our unique, fluorescent Glo-Orange and Glo-
Lime for improved visibility
Standard grade marking chalk
4 to 5 Strikes is the usual line yield
Brilliant color
Great flow for easy box fill-up