How to simulate nail holes By Jenny Freeland | November 20, 2009 | Last updated on November 7, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Having trouble viewing this video? Please visit our Video FAQ page Model Railroader associate editor Cody Grivno show how to use a pounce wheel to simulate nail heads on a structure.