Woodworking Pencil. Some pencils even come unfinished to show off the natural wood grain, like the Caran d'Ache Swiss Wood Pencils or the Galison Andy Warhol Philosophy Pencils. The Pica-Dry Longlife Graphite Pen makes marking possible on almost any surface.
Mark your measurements with durable, long lasting woodworking pencils available from Woodpeckers. Writing on paper and making marks on wood demands a true multitask instrument. It's a step up, but not the best tool available.
The lead in the pencil for woodworking is harder, which allows it to resist breaking from the pressure on the pencil.
Dovetail Marking Knife Replacement Sawtooth Blade.
Specifically, he hates the square ones. The Sharpdraw Pencil has a classic design with a wood. The shape helps to keep the pencil stationery.