In 2004, frustrated with traditional crack repair methods, including epoxy injection, re-bar, etc., Torque Lock founder and inventor Darren Merlob developed a revolutionary technique for repairing structural cracks – the Torque Lock Staple. Built stronger, made easier to use and guaranteed to deliver a controlled compression that stays – Darren‘s Staple and its method of application earned a Patent and has since been used world wide. That’s 7 Continents, hundreds of countries and in thousands upon thousands of applications. it is the only post-tension controlled compression device on the market for solid concrete repair and it’s the proven solution to structural cracking!