Scribers are typically used to identify features locations on a work piece. The act of "scribing" consists of physically marking a relatively precise line, circle, arc, or angle by scratching the surface. In metalworking, this tool was traditionally used in conjunction with blue "dye-chem" like Starrett 1610 Kleensribe Layout Die. In metalworking, they produce more accurate cut lines due to the fine point. their tool hardened ends. A variety of styles exist and are available by Starrett.