: Matched Pair 1-2-3 Blocks Set | 23 Hole Precision Machinist Tooling w/ Case

Matched Pair of 1-2-3 Blocks, an essential setup tool for any machinist, hobbyist, or fabricator. These blocks are used for squaring up workpieces, layout, and mounting.Product Details:• Precision Design: Standard 1" x 2" x 3" dimensions.• Versatile: Features 23 holes per block for various clamping and mounting configurations.• Condition: Used. The blocks show some light surface patina/shelf wear consistent with age (as seen in photos) but remain solid and functional.• Included: Comes with the original storage box and the original factory Certificate of Accuracy.These are perfect for someone starting a home shop or needing an extra pair of "setup" blocks that you don't have to worry about getting a little oil on. Machinist tools, 123 blocks, Setup blocks, Precision inspection, Milling accessories, Lathe tools, Shop tooling.