OJY1384: Features: -Extremely accurate readability lowers your operating costs.-Works on wet or green wood, as well as, wood that contains pitch and sap.-No time consuming trial and error crayon selection.-Temp. Range: -20.0 F [Min], 130.0 F [Max].-Flash Point: 400.00 F.-Specific Gravity: 1.0000 [Max].-Applicable Materials: Wood, Lumber.-Resistance: Smear.-Type: Marking Crayon.-Quantity: 12 per box.-Testing and approvals:.-Certificate of Analysis accompanies each batch. Color/Finish: -Style: Color:Fluorescent Watermelon Red, Dia.:1/2'' - Price is for 1 DOZ, 12MKR/DOZ.-Style: Color:Fluorescent Orange Sherbet, Dia.:1/2'' - Price is for 12 Markers.-Style: Color:Fluorescent Pink Lightning, Dia.:11/16'' - Price is for 1 DOZ, 12MKR/DOZ.-Style: Color:Fluorescent Terra Cotta, Dia.:11/16'' - Price is for 1 GR, 144EA/GR.-Certified to meet the specifications of Lucidyne ColorScan Grade Mark Readers.-Each batch tested on Lucidyne ColorScan Grade Mark Reader. Dimensions: -Length: 4 5/8 in.