Professional stainless steel T-square delivering precise.

Achieve flawless accuracy in every project with the JessEm Longsword 18″ Precision T-Square. Crafted from premium stainless steel, this professional measuring tool features clear imperial and metric scales for total versatility. The patented Flex Grip design ensures a stable, slip-free hold when marking vertical or horizontal lines, while the balanced structure delivers true 90° accuracy every time. Built for serious woodworkers, cabinetmakers, and precision layout work, it’s a tool you’ll rely on for years of exact results.