Marking Tools

Make bold, legible layout marks that survive the jobsite. Keson lumber crayons deliver dense, high-contrast lines on rough materials—framing lumber, OSB/plywood, concrete forms, masonry, and steel. The durable wax/ pigment blend resists crumbling, won’t wash out at the first hint of moisture, and glides smoothly for fast, consistent marking. Sized to fit standard crayon holders and pockets, they’re the everyday staple for framers, carpenters, masons, and fabricators. Key Features...

Make permanent, high-contrast marks that stick where regular markers fail. Keson Valve Paint Pens lay down opaque, industrial-grade paint on metal, concrete, masonry, wood, plastic, rubber, and glass—even when the surface is rough, dusty, lightly oily, or cold. A valve-controlled tip delivers smooth, consistent flow for crisp lettering, bold layout lines, and durable identification that stands up to weather, UV, and jobsite abuse. Key Features Valve-controlled flow: Press-to-prime valve...

Lay down bold, long-lasting marks that crews can see from a distance. Keson Ultra-Mark is a contractor-grade inverted marking paint engineered for high opacity, fast dry, and tough weather resistance on concrete, asphalt, gravel, soil, and turf. The clog-resistant valve and crisp fan spray make stencils, layout lines, and utility locates quick and clean—job after job. Stocked by the case so you’re always ready for big pours, long runs, and tight schedules. Key Features High-opacity, fast-dry...

Keep your layout crayon exactly where you want it—protected, accessible, and classy. The PS100 pairs a hand-friendly walnut body with a positive-grip collet so your lumber crayon stays secure during marking, scribing, and rough jobsite handling. Smooth edges and a pocket-friendly profile make it a daily carry for framers, carpenters, and millwork pros who want durability without the plastic feel. Key Features Solid walnut body: Warm, durable hardwood with a comfortable, non-slip hand feel....

Turn long layout lines into a quick, comfortable walk. The Keson PA35 is a lightweight, walk-behind applicator that pairs with inverted marking paint to create clean, consistent lines on pavement, concrete, compacted soil, gravel, and turf. An ergonomic trigger on the handle lets you spray without bending, while the wheel-guided nose and shield keep your marks straight and crisp. Perfect for construction layout, utility locates, parking lots, landscaping beds, athletic fields, and event zones....

Lay down neat, professional lines without stooping or overspray headaches. The Keson PA14 is a lightweight, handheld applicator that pairs with inverted marking paint to make quick work of utility locates, layout marks, stencils, and site notes. A smooth trigger, sighting tip, and adjustable can collar give you crisp markings exactly where you want them—on concrete, asphalt, gravel, or turf. Key Features Handheld precision: Compact wand format gives tight control for letters, arrows, and...