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Square Buying Guide

Square Buying Guide

Lowe's can help you choose the right square for your project.


Types of Squares

Levels & Squares
 

 TypeUses/FeaturesExample
Tri-Square
 (Engineer's Square)
  • Squaring at 90°, measuring and marking
  • Range from 6" to 12" in blade length
Combination Square
  • Squaring at 90° and 45°, measuring, scribing and marking
  • Thumbscrew allows the handle to slide the length of the blade for accurate scribing
  • Small level built into the handle
Speed Square
  • Finding and marking angles from 1° to 90°, circular saw guide and many other carpentry uses
  • Most have instruction booklets to guide the user through the tool's uses
 (Framing Square
 (Rafter Square or  Carpenter's  Square)
  • Finding and marking angles from 1° to 90°, laying out rafters, stair stringers and many other carpentry uses
  • Most have framing tables and formulas stamped into their bodies
Wallboard Square
  • Measuring and marking drywall
  • Extra long blades for marking 4' x 8'
Miter SquareMeasuring and marking 45° miters
Sliding Bevel
 ("T" Bevel)
  • Measuring, transferring and marking angles
Sliding Bevel
Mortise and Marking  GaugeMeasuring and marking for mortises and other layout lines