Description Size 3-7/8" X 7-3/4"36 circles from 1/32" to 1-1/8". Permanent pin-point centering. CIRCLE SWINGER feature is a series of .046 pin holes which can be used to draw much larger circles, all the way to 14-3/8" diameter. Increments of 1/8" diameter are obtained by using different centers. Works with a pencil or fine ball-point pen. MADE IN THE USA by Timely
