Keson Standard lines are the most popular & the original offering.

Keson® ProChalk® 8oz. White Chalk Refill at Menards®

For the price, Keson Box Beam levels are the best levels for construction available in North America. The new Keson Box Beam series provides professional grade levels for construction and contain the SOLA FOCUS vial. The Focus vial offers greater contrast by using green colored bands instead of common rings and 20% magnification making it easier to see the bubble and determine its position for faster and more precise measurements.

Keson LKB7832 Box-Beam Level 3 Focus-20 Vials 78 and 32 Jamb Set

Keson PG1812 12-Feet Tape Measure

Keson Marking Tools and Supplies

Keson K3X Standard Chalk Line Reel 100 Feet (30m)

Make Your Mark with the Best Measuring & Marking Tools - Keson

Professional Series Short Tape Measures - Keson

Keson Catalog, PDF, Fiberglass

Keson Standard lines are the most popular & the original offering.

ProChalk permanent chalk for weatherproof and waterproof lines that aren't going to go away any time soon. Most users are choosing this level of intensity for applications that are going to be covered. This level is engineered for more extreme conditions. Exterior applications include exterior layout, extreme conditions, concrete layout, long-term applications.

Keson 48 lbs ProChalk Standard Marking Chalk - White - 148W

Precision lines are more like a pencil trace than a traditional chalk line. This synthetic, braided line does not pick up a lot of chalk when exiting the reel. When it's snapped, there is not a lot of over spray or ghosting around the line.

Keson K3XPRO Precision String Chalk Line Reel | 100

KESON ANNOUNCES A NEW LEVEL PRODUCT LAUNCH - Keson

Surveyor Measuring Equipment