Markal Timberstik®+ Pro Grade is a new and improved version of the well-known Markal® Pro-EX® Lumber Crayon. The professional-grade lumber crayon formula provides extended write out and superior strength, with bright marks and unsurpassed color visibility on a variety of different surfaces in the construction trades. This premium-grade crayon works on wet, dry, hot and frozen surfaces and is ideal for hot and cold climates.

Pro-EX® Lumber/Timber Marker, Yellow Color, Form: Solid, Odor: Wax-Like, Temperature Rating: -20 To 150 DEG F, Specific Gravity: Greater Than 1, Flash Point: 350 DEG F

• Stronger formula for reduced breakage and longer marking life
• Superior performance on wet, frozen, or treated wood
• Clay-based formula for smooth, fast marking
• Marking range: -20 - 150 DEG F (-29 - 66 DEG C)

• MSDS https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/LCY_MSDS.pdf
• Specification Sheet https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/N_1523AB_Spec.pdf