Made in the USA PEC 12" Flexible Stainless 5R Machinist Engineer Ruler / Rule 1/64, 1/32, 1/10, 1/100
This precision 12" 5R flexible ruler is made in the USA by Products Engineering Company (PEC Tools), a premier tool manufacturer. Rule is made from spring tempered and hardened stainless steel and is .500" wide by .020" thick. It has a brushed finish. The sides of each rule are ground parallel and each end is accurately ground square to allow reading from either end. 5R graduations have 1/10" and 1/100" on one side and quick-reading 1/32" and 1/64" on the other. Graduations are precision photo etched and then black filled for easy readability.