Program a machine that applies acid to precision-etch metal and plastic.
Paints decorations and glues nock, head, and feathers on shaft of archery arrows: Applies glue to ends of arrow and places nock on one end and hunting or target head on other end. Positions arrow in rotating cresting machine and paints bands of specified color on rotating arrow shaft, using brush. Clamps arrow into fletching jig of rotating fletching table leaving edge of quill exposed. Applies glue to exposed edge and positions edge on arrow shaft. Repeats gluing operation until specified number of feathers are glued to arrow. May mix paints according to color chart. May be designated according to duties performed as Crester; Fletcher.