Today, the pull-out tester is accepted as the world standard for direct tensile tests on roofing fasteners, and the name Com-Ten is synonymous with the technique.
Com-Ten has, since the beginning of the 60's, been forerunners in the development of fastener testers and mechanical attachments to suit almost all applications. These products are the roofer’s and contractor's tools for fast, safe and cost-efficient roof testing.