48” Aluminum Carpenter's Square

Take on big layout jobs with the Promes Tools 48" Carpenter's Square — our largest and most powerful layout tool. Designed for professionals who work with sheet goods, framing, roofing, and large lumber, this square delivers the accuracy and durability you need when a standard tool won’t cut it.

Key Features:

• Oversized 48-Inch Design – Ideal for layout on full sheets of plywood, wide framing, and large-scale construction

• Machined-Engraved Markings – Clear and permanent lines that are easy to read in any light, much better than laser engraved markings found on smaller squares.

• Rigid Aluminum Construction – Built tough for the jobsite without added weight

• Multi-Use Tool – Functions as a square, protractor, layout guide, saw guide, and more

• Engineered for the Jobsite – Designed for real-world speed and accuracy

• 5 piece design – Multi-piece design for affordable shipping

Built for:
Framers, contractors, and builders tackling large jobs that demand precision and speed.