Editing Try square (section)

{{short description|Woodworking tool used for marking and checking 90° angles}}
{{Infobox tool|name=Try square|image=Trysquare.jpg|caption=A try square with a steel blade rivetted into a wooden stock faced with brass.|used_with=Pencil, pen, [[marking knife]]|classification={{unbulleted list|[[Square (tool)|Woodworking square]]|Woodworking hand tool}}|other_name={{unbulleted list|Gallows square|Joiners square}}}}
A '''try square''' or '''try-square''' is a [[woodworking]] tool used for marking and checking 90° angles on pieces of wood. Though woodworkers use many different [[Square (tool)|types of square]], the try square is considered one of the essential tools for woodworking.<ref name=":2">{{Cite book|last=Schwarz|first=Christopher|url=https://www.worldcat.org/oclc/875304703|title=The Anarchist's Tool Chest|publisher=Lost Art Press LLC|year=2011|isbn=978-0-578-08413-8|location=Fort Mitchell, Kentucky, USA|pages=142–144, 464|oclc=875304703}}</ref>

The ''square'' in the name refers to the [[Right angle|90° angle]]. To ''try'' a piece of wood is to check if the edges and faces are straight, flat, and square to one another.<ref name=":4">{{Cite book|last=Thiel|first=David|url=https://www.worldcat.org/oclc/76871452|title=Hand Tool Essentials: Refine Your Power Tool Projects With Hand Tool Techniques|publisher=Popular Woodworking Books|year=2007|isbn=978-1-55870-815-0|edition=1st|location=Cincinnati, Ohio, USA|pages=180–183|oclc=76871452}}</ref> A ''try square'' is so called because it is used to ''try'' how ''square'' the workpiece is.<ref>{{cite book|last1=Garrett|first1=Hack|url=https://archive.org/details/classichandtools0000hack/page/46|title=Classic Hand Tools|last2=Sheldon|first2=John S|date=1999|publisher=Taunt on Press|isbn=1561582735|location=Newton, CT|page=[https://archive.org/details/classichandtools0000hack/page/46 46]|ref=Garrett}}</ref>