123 blocks have many uses in the shop and can be used for machine set up, layout and inspection.
Features:
- Made of hardened tool steel (RC 56-60)
- Precision ground on all six sides
- Overall size within +/- 0.0001"
- Flatness and parallelism within +/- 0.0001"
- Squareness on all sides to within +/- 0.0003" per inch
- Pairs are matched to a tolerance of 0.0002"
- Two (2) pieces per set
- Available in 3 hole configurations: no holes, single hole and 23 each 3/8" through holes (5 holes tapped with 3/8" x 16 TPI threads and 18 untapped)
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov