Accuracy with squareness on all sides within .0002" per inch.
Heat treated and case hardened to HRC 55 to 60.
Hardened and precision ground on all 6 sides of each block.
23 holes consists of 5 tapped holes that are 5/8"-11 for clamping and 18 untapped holes.
Cross drilling design gives minimum weight and maximum strength.
Shipping Weight: 20 lbs
Many metalworking products contain metals that are included in
the latest Prop 65 warning. Exposure to the elements can be
harmful. May cause cancer and reproductive harm.
