Blowgun Dart Gauge

"Wooden form on which the pith butts of the darts used in a blow-pipe are shaped. The piece of pith is fastened on the point at the end, and cut to the proper cone shape; the base of the cone is gauged by the wooden form, which is the exact size of the bore of the blow-pipe." (The Home-Life of Borneo Head-Hunters) Wooden stick with three raised decorative rings, sharp point at end.