91-309-5 Ball Bearing V-Blocks - Medium
This Ball Bearing V-Block Set is ideal for use where inspection set-ups are not possible using plain V-Blocks. This unique product allows you to inspect and detect out of round conditions, defects, and lobes without damage to parts or blocks.
- Accuracy of ball sphericity: 0.000025"
- Balls finished to .2 micro inches, hardened to 62 RC
- Overall accuracy of matched pairs: + 5 microns
- Case iron base and housing are heat stabilized and seasoned
- Sold in pairs with clamps and test ball.
- Base Dimensions include...
- 3 3/8" square x 1 5/8" O/A Ht.
- Capacity Range: 3/32" - 5"
- Ball Diameter: 15/16" diameter
- Wt. Capacity: 1100lbs