Get spring calipers and dividers from Grainger to measure and mark distances and dimensions. Use dividers for measuring distances between two points. Carpenters dividers let you remove one leg and insert a pencil so you can also scribe arcs, radii and circles. Screw-adjust a spring caliper to accurately measure thicknesses and outside dimensions of objects. You'll also find inside and outside firm joint calipers here. Choose spring calipers and dividers from Grainger in measuring spans ranging from 3" to 36".