Precision ground Steel and Case Hardened on all six sides
Squareness on all sides within 0.0001"
Surface finish from 6 to 16 microinches
23 through holes (5 tapped 3/8"-16 TPI and 18 plain)
Description
MATCHED PAIR, Professional Quality Tool!
Hardened and precision ground 1" x 2" x 3" Block Set. This matched pair of blocks is ground to tolerances of .0003". 23 holes (5 tapped 3/8"-16 TPI and 18 plain).
Features:
Precision ground and case hardened on all six sides
Squareness on all sides within 0.0001"
Surface finish from 6 to 16 microinches
23 through holes (5 tapped 3/8"-16 TPI and 18 plain)