Alvin 719B equal spacing drafting dividers are engineered for professional applications where precise measuring, plotting, and drawing require fast, exacting results. Ideal for map-making, surveying, and drafting. Same high-quality construction and performance features as the Alvin 719A (shown at right), but with twice the capacity.
Plots 11 equally spaced points; 10 equal spaces. The 11 numbered "teeth" will always divide the distance between the teeth marked 0 into 10 equal parts. Riveted pivot points expand and contract with ease, yet maintain precise settings. Includes protective storage case. Approx. Specs: Height: 12", Max. Expansion: 19.625"; Max. Point-to-Point: 2". Alvin 719B stainless steel equal spacing dividers are made in Germany.