Markal® Lumber Crayon, Clay Based, Series: Pro-EX®, Hex Tip, 1/2 in Tip, -20 to 150 deg F, Blue, 4-5/8 in L
- Stronger formula for reduced breakage and longer marking life
- Clay-based formula for smooth, fast marking
- Superior performance on wet, frozen or treated wood
- Extruded lumber crayon for bright marks on different surfaces in the construction trades
- Premium grade crayon works on wet or dry surfaces
- Lead free
- Standard 1/2 in hex shape fits the NO 109 Peterson holder, NO 106 holder and NO 108 holder
- Wood, concrete, stone, plastic, rubber and rough metal surface use