To make the grooves where it will be sewn thread. Quick...
Warp to mark parallel lines and border Interior.
Creaser or folder for leather, branded lines, inner edges, drawings of embossment and parallel lines.
Mainly used to mark stitching lines and carry out marking of the embossment.
This tool is very used by saddlers and Embossers, very easy to use, always keeps the distance marked previously.