Cordstrap 1/2" - 3/4" Cord Strap Tensioner1 2" 3 4" Cordstrap CMT 20 Manual Tensioner The Cordstrap CMT 20 manual tensioner is designed for 1 2" to 3 4" Cordstrap composite, woven, and hot melt strapping. Built to apply controlled pre tension with less effort, the CMT 20 helps tighten cord strap assemblies efficiently and consistently. Its ergonomic handle makes operation easier during repeated use while helping prepare loads for secure transport. Pair the CMT 20 Tensioner with: 1 2" 3 4"