BL-123 Pair of 1" x 2" x 3" Precision Steel 1-2-3 Blocks
Model #: BL-123
Price: $14.50
Description: Pair of 1" x 2" x 3" Blocks, 1291-0081
- Precision ground. Case hardened.
- Cross-drilling design for extra strength and minimum weight.
- Five 3/8-16 tapped holes are provided for clamping.
Heat treated above 48 Rockwell "C".
.0001 to .0003 over allowance for nominal lapping.
Squareness of all sides is within .0002 per inch.