Fowler 52-432-246-0 2" 3" 4" and 6" Hardened Steel Square Set

Features:

• Made of hardened steel, these economy squares have true right angles both inside and outside.
• Beams and blades ground and lapped for straightness and parallelism.
• Length of hardened blade is measured from inner edge of beam to end of blades.
• Designed for schools, apprenticeships and training programs.
• Beam grooved at inner corner for clearance of burrs and dirt.
• Squareness of the blade edge to the working face of the stock is 0.0006"