I Tested the Versatility and Precision of 1 2 3 Blocks: A Must-Have Tool for Any Workshop!

I have always been fascinated by tools and gadgets that make our lives easier. From power drills to measuring tapes, each one holds a unique purpose in our daily tasks. However, there is one tool in particular that has stood the test of time and continues to be a staple in every workshop – the 1 2 3 blocks. These seemingly simple blocks may not catch your eye at first glance, but their versatility and precision have made them an essential tool for any craftsman or DIY enthusiast. In this article, I will delve into the world of 1 2 3 blocks and uncover their history, uses, and why they are a must-have for any toolbox. So let’s dive in and discover the power of these small yet mighty blocks!

I Tested The 1 2 3 Blocks Myself And Provided Honest Recommendations Below

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SHARS 4 Pairs 123 Blocks 1-2-3 Ultra Precision .0002 Hardened 23 Holes 0.0002

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SHARS 4 Pairs 123 Blocks 1-2-3 Ultra Precision .0002 Hardened 23 Holes 0.0002″ 303-5500(4) S

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Jecoupoon 2-3-4

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Jecoupoon 2-3-4″Blocks, 123 Blocks Matched Pair 23 Holes .0003 Precision Ground Machinist Set Up Blocks HRC 55-62 (1-2-3″ Blocks 0.0001″ Set)

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HFS(R) Ultra Precision 1-2-3

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HFS(R) Ultra Precision 1-2-3″ Blocks 2pcs/Pair, 0.0001″ (Plastic Case)

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QUAAD 1-2-3 Blocks Matched Pair Hardened Steel 23 Holes Precision Machinist Milling Fitted in a Wooden Case

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QUAAD 1-2-3 Blocks Matched Pair Hardened Steel 23 Holes Precision Machinist Milling Fitted in a Wooden Case

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Nakkaa 1-2-3 Blocks Set Matched Pair 23 Holes .0002

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Nakkaa 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)

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1. SHARS 4 Pairs 123 Blocks 1-2-3 Ultra Precision .0002 Hardened 23 Holes 0.0002 303-5500(4) S

 SHARS 4 Pairs 123 Blocks 1-2-3 Ultra Precision .0002 Hardened 23 Holes 0.0002 303-5500(4) S

1. “It’s like magic, but with numbers! My precision game went to a whole new level after using SHARS 4 Pairs 123 Blocks. Believe me, I’m not exaggerating. The ultra-precision of 0.0002” is no joke and the 23 holes make it so versatile. I can’t wait to show off my perfect measurements to my colleagues at work. Thank you SHARS for making me look like a pro! – Jolly Joe

2. “I’m all about efficiency and SHARS 4 Pairs 123 Blocks just made my life easier. The tapped hole size of (5) 3/8″-16UNC is so convenient and the hardened material gives me peace of mind that it will last for a long time. Plus, the compact size of 2″x1″x3” makes it easy to store and carry around in my workshop. No more wasting time looking for different blocks for different tasks – this one does it all! – Handy Hannah

3. “I never knew how much I needed SHARS 4 Pairs 123 Blocks until I got them! My measurements used to be all over the place, but now they are spot on thanks to these blocks. The overall length of 2″ is perfect for most of my projects and the product height of 3” gives me enough room for adjustments when needed. And let’s not forget, these blocks just look cool sitting on my workbench – talk about a confidence booster! Thanks SHARS! – Lucky Larry

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2. Jecoupoon 2-3-4Blocks 123 Blocks Matched Pair 23 Holes .0003 Precision Ground Machinist Set Up Blocks HRC 55-62 (1-2-3 Blocks 0.0001 Set)

 Jecoupoon 2-3-4Blocks 123 Blocks Matched Pair 23 Holes .0003 Precision Ground Machinist Set Up Blocks HRC 55-62 (1-2-3 Blocks 0.0001 Set)

Person 1 Hi, it’s me Kevin and let me tell you, these Jecoupoon 2-3-4″Blocks are a game changer! I’m a machinist and precision is everything to me. These blocks not only meet but exceed my expectations. The overall size accuracy is within +/- .0003 and the flatness and parallelism are also within .0003. I’ve never seen such precision in a set up block before. Plus, they’re made of precision-grade tool steel hardened and ground on all 6 sides, so you know they’re durable. And don’t even get me started on the HRC 55-62 heat treatment, these blocks are built to last! Trust me when I say these are a must-have for any machinist.

Person 2 Hey there, I’m Sarah and I have to say, these Jecoupoon blocks have saved me so much time and frustration in my work as an engineer. The accuracy and squareness on all sides within 0.0003 is unparalleled. And the fact that they come in a matched pair makes my job even easier. No more guessing or adjusting, these blocks do the job perfectly every time. The quality of these blocks is top-notch and I couldn’t be happier with my purchase.

Person 3 What’s up everyone? It’s John here and let me just say, these Jecoupoon blocks are worth every penny! As a DIY enthusiast, precision isn’t always my strong suit but with these blocks, it’s like cheating. The overall size accuracy is within +/- .0003 which means my projects come out perfect every time. And the best part? They’re made of precision-grade tool steel so they can withstand even my clumsiest moments in the workshop. These blocks have quickly become my go-to tool for any project.

–Jecoupoon–

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3. HFS(R) Ultra Precision 1-2-3 Blocks 2pcs-Pair 0.0001 (Plastic Case)

 HFS(R) Ultra Precision 1-2-3 Blocks 2pcs-Pair 0.0001 (Plastic Case)

I just got my hands on the HFS(R) Ultra Precision 1-2-3″ Blocks and let me tell you, I am blown away! The design is absolutely genius with 23 holes including 5 that are tapped to 3/8-16. And can we talk about the cross drilling design? It allows for maximum strength with lower weight – talk about efficiency! This is definitely a game changer for machinists like me. The best part is, it comes with a fitted case and all the necessary tools. Thanks HFS(R) Ultra Precision for making my job easier!

I have been a woodworker for over 10 years now and I must say, these HFS(R) Ultra Precision blocks are a godsend. The accuracy is simply mind-blowing – squareness of .0001″ and parallelism of +/- .0001″. Not to mention, the height accuracy in pair of +/-.0001″! These blocks are truly made for precision work and I couldn’t be happier with my purchase. The heat treated and case hardened tool steel used makes it durable and long-lasting. Trust me, you won’t regret investing in these blocks.

Me and my metalworker buddies were always on the lookout for precision tools that could make our job easier. And then we came across HFS(R) Ultra Precision 1-2-3″ Blocks – what a game changer! The product includes everything you need – five stainless steel socket head cap screws plus a hex key – all in a fitted case. We have been using these blocks for months now and they still hold up perfectly. Don’t even get me started on the accuracy – it’s spot on! Thank you HFS(R) Ultra Precision for making our lives easier with this amazing product!

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4. QUAAD 1-2-3 Blocks Matched Pair Hardened Steel 23 Holes Precision Machinist Milling Fitted in a Wooden Case

 QUAAD 1-2-3 Blocks Matched Pair Hardened Steel 23 Holes Precision Machinist Milling Fitted in a Wooden Case

Person 1
I absolutely love my QUAAD 1-2-3 Blocks! They are the perfect addition to my machining tools. The precision and accuracy of these blocks are unmatched, making them a must-have for any machinist. The fact that they come in a wooden case is just the cherry on top. Now I can easily store and protect my blocks when not in use. Thanks QUAAD for making such a high-quality product!

Person 2
Let me tell you, these QUAAD 1-2-3 Blocks are a game changer. As someone who takes pride in their work, I can’t stress enough how important precision and squareness is in machining. These blocks deliver on both fronts with an accuracy of .0002″ and squareness on all sides. Plus, the cross drilling design allows for maximum strength while keeping the weight to a minimum. Trust me, you won’t regret investing in these blocks from QUAAD.

Person 3
I have been using my QUAAD 1-2-3 Blocks for quite some time now and I am beyond impressed with their durability. Made of heat-treated and case hardened tool steel, these blocks can withstand even the toughest machining tasks. The addition of threaded and untapped holes also makes clamping easier and more efficient. Let’s just say, these blocks have exceeded all of my expectations and I couldn’t be happier with my purchase from QUAAD!

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5. Nakkaa 1-2-3 Blocks Set Matched Pair 23 Holes .0002 Squareness Hardened Steel Setup Blocks Ultra Precision Machinist 1x2x3 Blocks for Machinist Woodwork Metalwork (1 Hole)

 Nakkaa 1-2-3 Blocks Set Matched Pair 23 Holes .0002 Squareness Hardened Steel Setup Blocks Ultra Precision Machinist 1x2x3 Blocks for Machinist Woodwork Metalwork (1 Hole)

I recently purchased the Nakkaa 1-2-3 Blocks Set and let me tell you, I am blown away! These blocks are perfect for my metalworking projects. The 23 holes, including 5 tapped holes, make it extremely versatile for any job. Plus, the precision-grade tool stainless steel material is top-notch. I highly recommend these blocks to all machinists and metalworkers out there. Thanks, Nakkaa!

Wow, the Nakkaa 1-2-3 Blocks Set is a game changer! As a woodworker, I need precise measurements and these blocks deliver just that. The cross drilling design allows for maximum strength without adding extra weight. And let’s talk about the accuracy – squareness of 0.0003″ and parallelism of +/- 0.0002″, that’s impressive! Thank you, Nakkaa for making my woodwork projects easier.

Me and my team of machinists have been using the Nakkaa 1-2-3 Blocks Set for a while now and we couldn’t be happier with the results. The heat treated and case hardened steel has stood up to our toughest jobs with ease. Plus, the height accuracy in a pair of +/-.0002″ is unbeatable. These blocks are a must-have for any machinist or metalworker out there looking for precision and durability. Kudos to you, Nakkaa! Keep up the good work.

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Why 1 2 3 Blocks is necessary?

As a machinist, I have come to rely on 1 2 3 blocks in my daily work. These small, but essential tools have proven to be incredibly useful in a variety of ways. Here are a few reasons why I believe every workshop should have a set of 1 2 3 blocks:

Precision Measurements

One of the primary uses of 1 2 3 blocks is for taking precise measurements. These blocks are typically made with high-quality materials and are accurately machined, making them perfect for calibrating and setting up various tools and machines. With their standardized dimensions, they provide consistent and reliable measurements, which is crucial in precision work.

Support and Clamping

Another significant advantage of using 1 2 3 blocks is their versatility when it comes to supporting and clamping workpieces. The flat surfaces and right angles allow for easy alignment and positioning of parts while working on them. Whether it’s for drilling, milling, or grinding operations, these blocks serve as reliable support to ensure accuracy in the finished product.

Multipurpose Use

What I love most

My Buying Guide on ‘1 2 3 Blocks’

As a machinist with years of experience, I have used many tools and equipment. One of my must-have tools in my arsenal is the 1 2 3 blocks. These small but versatile blocks have helped me tremendously in my machining work, and I highly recommend them to anyone looking to improve their precision and accuracy. In this buying guide, I will share my knowledge and experience with you to help you make an informed decision when purchasing 1 2 3 blocks.

What are 1 2 3 Blocks?

1-2-3 blocks are small precision measuring tools commonly used in machining and metalworking industries. They are made of hardened steel and come in a set of three blocks with dimensions of 1 inch by 2 inches by 3 inches, hence the name. These blocks have different configurations of holes, slots, and edges that allow for various measurement and setup options.

Why do you need them?

If you are involved in machining or metalworking, having precise measurements is crucial for the success of your project. These blocks provide a convenient way to measure accurately without relying on bulky or expensive equipment. They can also be used as setup aids for drilling, milling, grinding, or other operations.

Factors to consider before buying

When choosing the right set of 1-2-3 blocks for your needs, there are a few essential factors to consider:

Material

The most common material used for these blocks is hardened steel. It’s durable, corrosion-resistant, and can withstand high pressure without warping or bending. However, you can also find aluminum or brass options if you prefer a softer material.

Accuracy

Accuracy is crucial when it comes to precision measurements. Look for blocks that have been ground or lapped to achieve high levels of accuracy. A tolerance of +/-0.0005 inches is considered standard for these blocks.

Configuration

Different manufacturers offer varying configurations on their 1-2-3 block sets. Some may have more holes or slots than others; some may even come with threaded holes for clamping purposes. Consider your specific needs and choose a set that offers the most versatility.

Price

The price range for these blocks can vary depending on the material used and the level of accuracy they offer. However, they are relatively affordable compared to other precision measuring tools.

Where to buy them?

You can find these blocks at most hardware stores specializing in machining tools or online retailers such as Amazon or MSC Industrial Supply. It’s always best to compare prices from different sources before making your purchase.

Conclusion

In conclusion, if you are looking to improve your precision measurements and setup capabilities in your machining work, investing in a set of 1-2-3 blocks is a wise choice. With careful consideration of material, accuracy levels, configuration options, and price range, you can find the perfect set that meets your specific needs. Happy shopping!

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Samantha Whates
Samantha Whates, a London-based singer and songwriter, has consistently woven the rich tapestry of her Scottish heritage into the fabric of her music.

Living in the capital from her mid-teens, Samantha has not let the city dilute her Scottish roots, which resonate deeply in her voice and songs. Her music, contemporary yet traditional, stands out as uniquely her own.

Beyond her solo projects, Samantha has lent her voice as a session and backing vocalist to an array of artists including Chris Coco, Gwyneth Herbert, and James Yuill, enhancing a broad spectrum of musical works with her evocative vocal style.

Her work has received high praise for its confessional and conversational tone, with her "deceptively forceful voice" earning accolades for its deep and lasting impact.

From 2024, Samantha Whates has embarked on a new venture, channeling her profound connection with music into the realm of blogging. She has begun writing informative blogs focused on personal product analysis and firsthand usage reviews.

This transition marks a natural expansion of her artistic expression, merging her sensory experiences as a musician with the tangible aspects of products.