39 circles in 1/64-Inch increments from 1/16-Inch to 1 3/8-Inch
Made from dimensionally stable .03-Inch green transparent shatter resistant plastic, overall size 4-Inch x 7 1/4-Inch
Designed for use with a 0.5mm lead or pen tip; ink risers on reverse side prevent smudging when using inking pen

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.7 inch
Height : 1 inch
Length : 8.3 inch

Item Weight: 0.16 ounce (View shipping rates and policies)
Shipping Weight: 1 pounds (View shipping rates and policies)

ASIN : B00AETPZFW