Quality Hardened Square with Straight Beveled Edges, 7-7/8" x 5" - 30-128-3

• Accuracy Class H with Beveled Edges
• Accurate right angles both inside and outside.
• Made from single piece of fully seasoned tool steel.
• Blades beveled on both edges of each side.
• Beam is grooved at inner corner for clearance of burrs and dirt.
• Beams and blades are accurately ground and lapped for straightness and parallelism.
• Hardened to RC 55
• Accuracy: .0008" +L/10,000 where "L" is length of blade in inches.

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