- Application
- Item Features
- Standards
For use on wet (green) lumber or dry wood, metal, concrete and most other surfaces
- Extruded lumber crayons last up to 10 times longer than ordinary molded wax crayons
- Fade-proof, water-proof, smear-proof and won't melt in direct sunlight
- Hex shaped 4 - 1/2 x 1/2 in to fit lumber crayon holder
- Solid physical state
OSHA 29 CFR 1910.1200