Transbuccal trocar used for drilling holes into the mandible from the outside of the mouth.
https://diqn32j8nouaz.cloudfront.net...l_fullsize.jpg
Previously:
https://www.homemadetools.net/forum/...574#post166797
https://www.homemadetools.net/forum/...159#post126129
https://www.homemadetools.net/forum/...041#post140930
https://www.homemadetools.net/forum/...596#post166873
https://www.homemadetools.net/forum/...018#post157050
https://www.homemadetools.net/forum/...701#post170667
