BL-123NH Pair of 1" x 2" x 3" Blocks without holes
Model #: BL-123NH
- Precision ground. Case hardened.
- This model is a pair of solid blocks, WITHOUT HOLES.
Solid blocks without holes.
Heat treated above 48 Rockwell "C"
.0001 to .0003 over allowance for nominal lapping.
Squareness of all sides is within .0002 per inch.