1-2-3 Blocks Set Matched Pair 23 Holes .0002″ Squareness Hardened Steel Setup Blocks Ultra Precision Machinist 1″x2″x3″ Blocks for Machinist Woodwork Metalwork (1 Hole)

$18.96

Feature: 23 holes include 5 holes tapped to 3/8-16 and others untapped, cross drilling design allows for efficient use of lower weight with maximum strength.
Accuracy: Squareness: 0.0003″; Parallelism: +/- 0.0002″; Height accuracy in pair: +/-.0002″.
Material]: Made of precision-grade tool stainless steel hardened and ground on all 6 sides of block, heat treated and case hardened to HRC 56-62.
Application: Perfect for machinists, woodworkers, metalworkers, and more.
Package Includes: 1 * matched pair 1-2-3 blocks.

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