Bernice Summerfield's sonic trowel

Bernice Summerfield had a sonic trowel with her when she escaped a troop ship on its way to Capella. (PROSE: Benny and Louise) She tried to use one to pick a lock once, like a sonic screwdriver. (PROSE: The Tree of Life)
Category:Sonic trowels
Category:Bernice Summerfield's possessions