Johnson 40-6961 30X Automatic Level System

The Johnson Level 40-6961 can be used for the following outdoor applications; site preperation, establishing grades, excavating, landscaping-terracing and retaining walls, rough and fine grading, digging basements, setting foundation and footers, retention ponds and septic tanks, controlling concrete pours, alignment and plumb of concrete forms, leveling deck floors, establish diagonals and footings for decks/patios, contour framing, drainage.