Check grades, slopes, and angles on the job with confidence. This multifunction slope measuring instrument reads horizontal, vertical, and slope angles in one durable tool — built for home inspectors assessing roofs, ramps, drainage grades, decks, and framing.Why inspectors reach for it 3-in-1 measurement — horizontal, vertical, and slope in a single instrument Easy-to-read dial — large numbers for quick, accurate readings in the field Wide range — 130°-0°-130° with slope percentages (10%, 12%, 15%, 18%, 20%), accuracy +/-1° Rugged ABS build — sturdy engineering plastic that holds up to daily use Versatile — ideal for inspections, construction, interior work, and civil engineering Specifications Type: Slope gauge Material: ABS engineering plastic Measurement range: 130°-0°-130° Accuracy: +/-1° Size: 25 x 12.58 x 2.51 cm (9.8 x 4.9 x 0.9 in) Net weight: 480g