ALVIN Circle Radius Master Template TD1202, Template for Artists, Architects, Design and Drafting, 3/64th" to 7.5" scale
Contains 54 circle and radii cutouts to draw circles from 3.75 to 7.5 inches. Features centering lines around each precision-milled cutout with screen printed markings and graduations. Pencil allowance on openings for 0.5mm pencil lead. Non-glare, odor-free, flexible, and durable translucent green plastic. Size: 7.5 x 10 x .030 inches.