With over 140 years of history, Westcott/C-Thru has proven time and time again its reliability by providing thousands of customers around the world with exceptional measuring tools.
Architectural - The C-Thru Ruler Plastic triangular Architects scale has fully divided engraved graduations of 1/8, 1/4, 1/2, 1, 3/32, 3/16, 3/8 and 3/4" to the foot, and a scale divided in 16th and 32nd parts to the inch. Color coded.
Engineering - The C-Thru Engineer's Scale is a Plastic triangular 4" scale. offers fully divided engraved graduations of 10, 20, 30, 40, 50 and 60 parts per inch on the ruler. Color coded.