Fowler, 4” Bevel Edge Square, 52-426-004-0

• Squares have accurate right angles both inside and outside. • Made from a single piece of fully seasoned tool steel. • Matte finish • Beams and blades are ground and lapped for straightness and parallelism. Blades beveled both edges of each side. • Squares fully hardened to Rockwell 55C. • Packed in individual carton. • Designed for layout & measurement work. • Accuracy = .00008" + Length/100,000 (blade)