INCRA 150mm Marking Rule brings the simplicity and precision of metric measurements to your workshop. Designed with precision-engineered marking holes and slots at every graduation, this marking rule guides your pencil or scribe effortlessly, making it nearly impossible to slip off the mark. Unlike a typical ruler that only measures, this tool marks measurements automatically and ly. Simply line it up, place a 0.5mm pencil in the precision slots, and your mark will be exact every time. This ensures repeat measurements are accurate, reducing eye strain and improving your workflow. Graduated in 1/4 millimeter increments and crafted from durable stainless steel, the INCRA 150mm Marking Rule is a reliable addition to any craftsman's toolkit. Made in the USA.