Accuracy with Squareness on all sides within .0001 per inch.; Hardened to RC 58-60 and Ground to surface finish from 6 to 10 micron inches For precision grinding, layout, etc Drilled Hole Size: .500 .501 Country of origin: China
For precision grinding, layout, etc. Drilled Hole Size: .500 .501 Accuracy with Squareness on all sides within .0001 per inch. Hardened to RC 58-60 and Ground to surface finish from 6 to 10 micron inches. Dimensions: 1 x 2 x 3".

