Westcott Circle Geometric Template made of optical quality thin sheet plastic provides you accurate shadowless positioning. Template of decimal and metric equivalents has 13 circles ranging from 1-1/4 to 3-1/2 inches.
Westcott LetterCraft Large and Small Circles Template (T-831), Large & Small : Technical Drawing Templates : Office Products
Westcott Circle Template, Large & Small Circles, Plastic, for Craft, 1-Count
Westcott - Templates
Westcott T-826 Jumbo Circles Template, Plastic Shape Template Tool, 8.75 by 11.5 In : Technical Drawing Templates : Office Products
Katrinkles - 2 Swatch Gauge CROCHETERS RULE! - Yarn Loop
Westcott Circle Template, Small (T-800) : : Home
C-Thru Jumbo Circles Template (T-826)
Circle Drawing Maker Aluminum Alloy Circle Template Adjustable
Westcott Ellipse Isometric Template, Large, 5 x 8 Inches
How to Draw a Circle (Four Different Ways)