EPOTOOR 2-4-6 Blocks 23 Holes 1 Matched Pair .0002 Machinist Precision 246 Jig

Specification: 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 .0002 Cross drilling design allows for efficient use of lower weight with maximum strength Dimensions- 2 x 4 x 6 18.3 lbs. weight Package Including： 1 Pair 2-4-6 Blocks 23 Holes Machinist Precision 246 Jig .0002