The DELA.1021 from Facom is a flexible stainless steel ruler designed for single-sided measurements. It’s particularly useful in applications where traditional rigid rulers might be impractical due to tight spaces or irregular shapes. If you're working on precision assembly tasks, especially in electronics or mechanical engineering, this ruler can be a lifesaver. For instance, when fitting components into tight spaces or measuring curved surfaces, its flexibility allows for more accurate and precise measurements without the need for complex tools. One thing worth noting is that its durability makes it suitable for repeated use in industrial settings, even in environments with moderate wear and tear. Engineers tend to reach for this when they need a flexible yet robust solution for single-sided measurements in tight or irregularly shaped areas.