2" 4" and 6" Hardened Steel Square Set

• 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 .0006"

*Image shown for representational purposes only