- This pair of 1-2-3 blocks comes in plastic molded case for easy storage.
- 23 holes Includes (5) 3/8-16 threaded holes for clamping and (18) untapped holes
- Heat treated and case hardened to HRC 57-62
- Made of precision-grade tool steel hardened and ground on all 6 sides of block
- Accuracy and squareness on all sides within .0001"-.0002"
- Cross drilling design allows for efficient use of lower weight with maximum strength
- Dimensions- 1" x 2" x 3". Weighs 2.5 lbs.
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov