Markal UltraScan Fluorescent Lumber Grading Crayons

Tested to meet specifications for the Lucidyne ColorScan and Newnes-McGehee Mark Readers!

Markal UltraScan Grading Crayons can be used on wet and green lumber and provide the highest fluorescent response of any lumber grading crayon. With 27 bright colors to choose from, Markal UltraScan Crayons come in one hardness and last much longer than other grading crayons - up to 4x the life expectancy. Sold in boxes of 12.

Markal UltraScan Grading Crayons Features and Specifications:

• Bright colors provide the highest fluorescent response of any lumber grading marker
• Maximum character recognition and accuracy for the lowest possible reject rates
• Each batch is tested to meet the specifications for Lucidyne ColorScan and Newnes-McGehee grade mark readers
• Unique formula provides excellent writing on wet and green lumber, even with fungicide coating
• 27 colors for superior color separation compared to competitive fluorescent wax crayons
• Specifically developed for Lucidyne, Newnes-McGehee and Cypress grade mark readers
• One hardness for all temperatures, eliminates duplicate inventory
• Dramatically longer use, provides up to 4X the writing life of competitive crayons

Markal UltraScan Lumber Grading Crayons are made in the USA.