Compare Circles template

Writing template made from extra resistant butyrate plastic. Especially formulated to eliminate cracks and weaknesses. 39 circles 1/16 to 1-3/8 in diameter. Sizes are from 1/16 to 11/32 inches in increments of 1/64; from 3/8 to ¾ inches in increments of 1/32; from 13/16 to 1 inche in increments of 1/16; from 1-1/8 to 1-3/8 inch in increments of 1/8. All with allowance for pencil point. Size 3-7/8 x 7-1/4 inches