How 1-2-3 Blocks Work Although not always the case, 1-2-3 blocks typically feature cross-drilled holes. These holes are there for a couple different reasons. For starters, they enable you to connect the …

Conclusion The Machinist 1-2-3 Block may seem simple, but it is a cornerstone tool for anyone involved in the world of precision machining. From its versatile applications to the choice of materials and …

Apr 10, 2025 · The Basics of 1-2-3 Blocks My first project in technical collage for tool and die making was to make 1-2-3 blocks. I milled the blocks oversize to leave stock for precision grinding. After …

But what are they for, and why should you care? 1-2-3 blocks are indispensable tools that are cheap, simple, and useful for a wide variety of purposes in machining. This introduction to 1-2-3 blocks will …

Jenny Bannink - Talks The ABC's of 1-2-3's and gives some great advice on the common uses for 1-2-3 blocks and why they deserve a spot at the top of your toolbox.

May 5, 2021 · Watch this video to learn how to use 1-2-3 blocks and utilize these versatile tools for a variety of set-up and measuring applications. To view more application and product videos, including …

1-2-3 blocks are precision-machined tools widely used in environments where accurate setups and measurements are crucial. The name “1-2-3 block” comes from the dimensions of these blocks, …

This document provides instructions for making 1-2-3 blocks using a milling machine, drill press, surface grinder, and other tools. The blocks are made from tool steel and involve several steps: 1. Cutting …

1-2-3 Blocks are one of the most common sights around a machine shop, and can be used for many other tasks beyond metalworking, such as woodworking, as well. Learn about 1-2-3 Blocks, and how …

Sep 9, 2024 · A better question is what can't you do with a good set of 1-2-3 blocks? These versatile, handy blocks are perfect for a wide variety of tasks around the home or shop, limited only by your …