SPI Quality Hardened Square with Straight Edges
5" Blade Length - 30-081-4
Class N with Thin Blade and Wide Beam
Features:
- Accurate right angles both inside and outside
- Beams and blades are accurately ground and lapped for straightness and parallelism
- Beam is grooved at inner corner for clearance of burrs and dirt
- Hardened to RC 55
- Accuracy: .0002" +L/50,000 where "L" is length of blade in inches
Blade lengths are approximate.
Quality Hardened Square with Straight Edges
