Rapidesign Circle Template R-40
39 circles 1/16" to 1-3/8" in diameter. Sizes are from 1/16" to 11/32" in increments of 1/64"; from 3/8" to 3/4" in increments of 1/32; from 13/16" to 1" in increments of 1/16"; from 1-1/8" to 1-3/8" in increments of 1/8". All with allowance for pencil point. Rapidesign templates have been designed to conform to the exacting demands of the professional architect, draftsperson and engineer.