The Pica-Ink Deep Hole Marker – Blue is a professional marking pen designed for precision writing in hard-to-reach areas. With its long, narrow tip, it easily marks inside deep holes, slots, and tight spaces where other markers can’t reach.
The permanent blue ink provides clear, long-lasting marks on a variety of materials, including wood, metal, plastic, and more. Built for durability, the Pica-Ink is a reliable tool for construction, carpentry, and other trades requiring precision marking.