Markal200 Lumber Crayon Economical Wax Based Marker, 1/2" Hex, 4-5/8" Length, White (Pack of 12)

Markal 80350- Timberstik All Purpose Lumber Crayon, Wax Based, 1/2" Hex x 4-5/8" Length, Weather and Fade Resistant for Marking on Multiple Surfaces, White (12 Pk) Made in USA

Dixon - DIX00500 Industrial Lumber Crayon Holder for 1/2" Round or Hexagonal Crayons, Wood with Metal Chuck, Walnut, 1-Pack (00500) Walnut

Dixon Industrial Lumber Marking Crayons, 4.5" x 1/2" Hex, Pink, 12-Pack (52600)