Markal SCAN-IT PLUS is a versatile grade marking crayon with multiple hardnesses and sizes to mark most lumber types in varying production environments. 82234 82231 82232 82341 82331 82340 82640 82246 82239 82258 82236 82245 82255 82238 82248 82237 82346 82339 82359 82358 82336 82345 82355 82347 82338 82348 82337 82639 82659 82636 82645 82638 82648 82637