C-Thru offers some of the finest measuring and drafting tools of their kind in the world.  Since pioneering the manufacture of transparent plastic rulers in the United States in 1939, C-Thru’s reputation as a cutting edge innovator and an international leader in the production of measurement and art materials has been unparalleled.  They are commited to broad product selection with meticulous quality and value-pricing.

C-Thru® offers a full array of products in rulers, triangles, protractors, drafting tools, combo sets, french curves and the most extensive offering in vinyl, oil board and stencil lettering.