23 holes consists of 5 tapped holes that are 5/8-11 for clamping and 18 untapped holes
Precision ground steel and case hardened on all six sides
Squareness on all sides within 0.0002
Cross drilling design gives minimum weight and maximum strength
These steel blocks are suitable for all kinds of the machine tools
Description
Dimensions- 2" x 4" x 6", 18.3 lbs. weightHeat treated and case hardened to HRC 57-62Made of precision-grade tool steel hardened and ground on all 6 sides of blockAccuracy with squareness on all sides within 0.0002" per inch.23 holes includes (5) 5/8"-11 threaded holes for clamping and (18) untapped holesCross drilling design allows for efficient use of lower weight with maximum strength