The Original Engineer and Manufacturer of
the Sharp Edge Tester and the Tape Cap Kit.

In 1973, the founders of Technical Engineering Service Corporation were called upon by Underwriters Laboratories to design a tool that would test for edge sharpness according to its UL Standard 1439. For over 35 years, Technical Engineering Service Corporation has been manufacturing the Sharp Edge Tester Model SET-50™, continually making enhancements to ensure the tool operates at maximum efficiency and offers greater strength and durability.

Technical Engineering Service Corporation’s Sharp Edge Tester Model SET-50™ and Tape Cap Kit Model TC-3™, are used worldwide by manufacturers of home appliances; consumer electronics; computer peripherals; furniture; toys; juvenile products; business equipment; medical diagnostic equipment; automotive, aviation, and marine equipment; telecommunications; industrial supplies; safety equipment; and many others.