Feature

●Package includes - 2 x matched pair 2-3-4 blocks set machinist
●Robust and durable - Made of precision-grade tool steel hardened and precise ground on all 6 sides of block, heat treated and case hardened to HRC 57-62
●Unique design - 23 holes consists of 5 tapped holes that are 3/8In-16for clamping and 18 tapped holes untapped holes
●Precise - Accuracy with squareness on all sides within .0002 per inch
●Feature - Cross drilling design gives minimum weight and maximum strength


Description

2-3-4 Machinist set up blocks


Feature:


Precision ground and case hardened to RC 55-62 on all six sides.
23 each 3/8 inch through holes (5 tapped with 3/8"-16 threads and 18 untapped).


Precision:


2-3-4 Blocks Matched Pair
Overall size is within +/- .0002".
Flatness and parallelism are within .0002".
Squareness on all sides to within 0.0002".
Pairs are matched to a tolerance of 0.0002".


Package includes:


2 x 2-3-4 Machinist set up blocks