Edding-8850-Carpenter-s-Long-Tip-Marker-Pen-Edding-4-8850-1-1001-P-When-you-re-marking-drill-holes-through-brackets-holders-shelves-etc-many-pens-are-not-long-or-fine-enough-to-touch-the-wall-or-mounting-surface-With-its-long-thin-metal-nib-the-Edding-8850-Carpenter-Pen-is-the-perfect-answer-P-P-It-has-a-0-7-to-1mm-wide-bullet-nib-mounted-on-a-particularly-long-fine-tip-that-allows-you-to-get-to-almost-any-hard-to-reach-places-It-s-filled-with-a-waterproof-low-odour-black-ink