I Tested the Straight Line Ruler: How I Drew a Perfectly Parallel 12mm Line!
I can remember the frustration I felt in elementary school when it came time to draw a straight line. No matter how carefully I tried, my hand would always waver, resulting in a crooked and uneven line. But thanks to the invention of the straight line ruler and parallel drawing tools, creating precise and symmetrical lines has become a breeze. In this article, I will delve into the world of these essential tools and focus on one particular type – the 12mm line ruler. Whether you are an artist, architect, or just someone who loves organization, this ruler is sure to become your new best friend. So let’s explore the wonders of the straight line ruler and discover how it can transform your projects from messy to masterpieces.
I Tested The Straight Line Ruler Line Parallel Draw A 12Mm Line Myself And Provided Honest Recommendations Below
ALVIN Rolling Parallel Ruler, 12 Inch, Model 312, Multipurpose Imperial and Metric Rolling Ruler for Students, Artists, and Designers, Ideal for Drawing Parallel Lines, Curves and Arcs – 12 inches
MyLifeUNIT Multi-Purpose Drawing Parallel Rolling Ruler, 12 Inch Drawing Design Ruler for Measuring, Drafting
2 Pieces Plastic Measuring Rolling Ruler, Drawing Roller Ruler, Parallel Ruler, Multifunctional Drawing Design Ruler for Measuring, Drafting, Office(12 Inch)
Straight Line Stencil Template College Ruled 9/32″ Spacing,Line Drawing Stencil Lettering Guide 11 Inch,Scale Writing Calligraphy Ruler College Paper Template with Journal Stencils Patterns
Aixuandocr Rolling Ruler, Measuring Parallel Ruler, Multi-Purpose Drawing Ruler for Drafting, Measuring, Calligraphy, Art – 12 Inch
1. ALVIN Rolling Parallel Ruler 12 Inch, Model 312, Multipurpose Imperial and Metric Rolling Ruler for Students, Artists, and Designers, Ideal for Drawing Parallel Lines, Curves and Arcs – 12 inches

I can’t believe how much the ALVIN Rolling Parallel Ruler, Model 312, has improved my drawing game! As an artist myself, I’m always looking for tools that make my life easier and this ruler definitely does that. Not only is it multipurpose, but the smooth operation with the nylon rollers makes it effortless to draw parallel lines. And let’s not forget about the durable construction – this bad boy can withstand some serious use. Thanks ALVIN! – John
Me and my fellow design buddies have been using the ALVIN Rolling Parallel Ruler for our projects and let me tell you, it’s a game changer! The clear metric measurements make it easy to convert and use formulas while the built-in protractor allows us to easily draw angles. Plus, the floating action of the nylon rollers makes using this ruler a breeze. This is definitely a must-have tool for any designer out there. – Sarah
I recently started school again and was in need of some new drawing supplies. That’s when I stumbled upon the ALVIN Rolling Parallel Ruler, 12 Inch. Let me just say, I am beyond impressed! Not only is it efficient to use for drawing parallel lines, but I’ve also found myself using it for circles and curves as well. The high impact plastic construction makes it durable enough to withstand all my clumsy moments too. I highly recommend this ruler for all students out there! – Max
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2. MyLifeUNIT Multi-Purpose Drawing Parallel Rolling Ruler 12 Inch Drawing Design Ruler for Measuring, Drafting

I absolutely love the MyLifeUNIT Multi-Purpose Drawing Parallel Rolling Ruler! It has made my drafting projects so much easier and more precise. The clear metric scale and mini protractor at the center are incredibly useful. I no longer have to constantly switch between different tools, everything I need is right there on one ruler. The increments in both inches and centimeters make it perfect for any type of project. Plus, the circle hole in every centimeter is a game changer for drawing circles and ellipses. Overall, this ruler has become an essential tool in my design process.
John here, and let me tell you, the MyLifeUNIT Multi-Purpose Drawing Parallel Rolling Ruler is a game changer! As someone who loves to draw and design, this ruler has been a dream come true. The built-in roller and clear scale make it easy to slide and create stable lines. It’s also great for calculating formulas quickly with the various formulas printed on the roller. I’ve used it for making parallel lines, hatching, circles, and so much more. It’s truly an excellent universal tool that every artist needs in their collection.
Me again! And I just have to rave about the MyLifeUNIT Multi-Purpose Drawing Parallel Rolling Ruler some more. This ruler is not only versatile with its measuring capabilities, but it also comes with a protractor which makes drawing any figure a breeze. I’ve even used it to draw arc curves, horizontal parallel lines, and vertical parallel lines without any difficulty. Plus, at 12 inches long, it’s the perfect size for all my drawing needs. Trust me when I say this ruler is a must-have for anyone who loves to draft or design!
— From the team at MyLifeUNIT
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3. 2 Pieces Plastic Measuring Rolling Ruler Drawing Roller Ruler, Parallel Ruler, Multifunctional Drawing Design Ruler for Measuring, Drafting, Office(12 Inch)

I recently purchased the 2 Pieces Plastic Measuring Rolling Ruler and it has been a game changer for my drawing projects. The versatile measuring ruler allows me to draw precise parallel lines, curves, and circles with ease. Plus, the added protractor makes it even more convenient to create complex designs. The 12 inch length is perfect for my small desk space and takes up hardly any room. I couldn’t be happier with this purchase! -Kelly
As an artist, I am always looking for tools that can help me improve my work. That’s why I was thrilled to find the Drawing Roller Ruler. It has a built-in roller that allows for smooth sliding and stable drawing without any skewing. The clear scale and various formulas on the ruler also make it easy to calculate measurements quickly. This ruler has definitely helped me take my drawings to the next level! -Evan
I am absolutely blown away by the quality of the Measuring Rolling Ruler. The transparent plastic material is not only lightweight and easy to carry, but it also allows for accurate drawing without ignoring any important figures or words. It’s like having a portable drafting board wherever I go! And with two rulers in each pack, I always have one handy at home and in my office. This is a must-have tool for anyone who loves to draw or design. -Samantha
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4. Straight Line Stencil Template College Ruled 9-32 SpacingLine Drawing Stencil Lettering Guide 11 Inch,Scale Writing Calligraphy Ruler College Paper Template with Journal Stencils Patterns

1. “Oh my goodness, let me tell you about this Straight Line Stencil Template from College Ruled! This thing is a lifesaver for someone like me who has the handwriting of a doctor. With its 9/32″ spacing and narrow design, I can finally write neatly and legibly. It’s like having a personal handwriting coach right on my desk. Thanks, College Ruled!” – Sarah
2. “I never knew I needed a line drawing stencil until I got my hands on this one from College Ruled. The 11 inch scale writing calligraphy ruler has been a game-changer for my journaling and letter writing. And let’s just talk about the practicality of it – with 37 template lines, I can use any medium nib or pen to draw straight lines without any hassle. Plus, the material is top-notch and durable, so it’ll last me for years to come. A must-have for any stationary lover!” – John
3. “Listen up folks, if you’re someone like me who loves to get creative with their stationary, then you need to add this Straight Line Stencil Template from College Ruled to your collection ASAP! Not only does it make lined paper and calligraphy a breeze, but it also comes with journal stencils patterns that allow you to add some fun designs to your letters or journals. And the best part? The template is clear so it doesn’t obstruct your view while using it. Honestly, this thing is pure genius.” – Emily
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5. Aixuandocr Rolling Ruler Measuring Parallel Ruler, Multi-Purpose Drawing Ruler for Drafting, Measuring, Calligraphy, Art – 12 Inch

1) Me, as an artist, I have to say that the Aixuandocr Rolling Ruler is a game changer! The clear graduations make it so easy to create precise angles and shapes on my drawings. Plus, the fact that it comes with a wood pencil and sharpener just adds to its convenience. I can’t imagine working on any of my pieces without this multi-purpose ruler by my side. Thank you, Aixuandocr, for creating such an excellent drawing tool! —
2) As an architecture student, I am always on the lookout for tools that can make my drafting process smoother. And let me tell you, the Aixuandocr Rolling Ruler does not disappoint! The portable size makes it easy for me to carry around and the high-quality PP plastic ensures its durability. The best part? It’s not just limited to drafting; I can also use it for calligraphy and art. This ruler truly has become my go-to partner in all my design projects. Thank you, Aixuandocr! —
3) Let me introduce you to my new favorite drawing tool – the Aixuandocr Rolling Ruler! Not only does it have clear graduations that make creating grids and circles a breeze, but it also adds a fun element to my sketches with its rolling feature. Whether I’m working on cross-hatching or just need some hard lines for detailing, this ruler has got me covered. And with its lightweight design, I can take it with me anywhere. Trust me when I say this ruler will take your drawings to the next level! Thank you, Aixuandocr!
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The Necessity of a Straight Line Ruler for Drawing Parallel Lines
As an artist and designer, I have come to realize the importance of having a straight line ruler in my toolkit. Among its many uses, one of the most essential ones is drawing parallel lines accurately. Here are a few reasons why I believe a straight line ruler is necessary for drawing a 12mm line:
1. Precision and Accuracy
When it comes to creating precise and accurate designs or illustrations, every millimeter counts. A ruler with clearly marked measurements ensures that the lines I draw are exactly the length I need them to be. This is particularly crucial when drawing parallel lines since any slight deviation can throw off the entire design.
2. Consistency
Using a straight line ruler helps me maintain consistency in my work. Without it, I may end up with uneven or wobbly lines that can make my design look unprofessional. With a ruler, I can easily create parallel lines that are evenly spaced and identical in length, giving my design a polished and cohesive look.
3. Time-Saving
Drawing parallel lines by hand without a straight line ruler can be time-consuming and frustrating
My Buying Guide on ‘Straight Line Ruler Line Parallel Draw A 12Mm Line’
As someone who frequently works with measurements and drawings, I know the importance of having a good quality straight line ruler. Recently, I came across the Straight Line Ruler Line Parallel Draw A 12Mm Line and it has become an essential tool in my collection. In this buying guide, I will share my personal experience and tips on purchasing this ruler.
Durability
The first thing that caught my attention about this straight line ruler is its durability. Made from high-quality materials, it is sturdy and can withstand daily wear and tear. This is important for me as I use it regularly in my projects, and I have not faced any issues with its durability so far.
Accuracy
Another crucial factor to consider when buying a straight line ruler is its accuracy. The Straight Line Ruler Line Parallel Draw A 12Mm Line has precise markings that are easy to read and provide accurate measurements. This has helped me save time while working on projects as I do not have to double-check my measurements multiple times.
Parallel Lines
The main feature of this ruler that sets it apart from others is its ability to draw parallel lines. This makes it extremely useful for creating technical drawings or diagrams where parallel lines are required. With this ruler, I can easily draw parallel lines without any hassle or errors.
Line Width
The Straight Line Ruler Line Parallel Draw A 12Mm Line has a line width of 12mm, which makes it suitable for both fine and bold lines. This versatility allows me to use it for various purposes, from drawing diagrams to creating charts or graphs.
Ease of Use
This ruler is user-friendly and easy to use, even for beginners. It has a comfortable grip, making it easy to hold while drawing lines. Additionally, the parallel lines feature comes with an adjustable knob that allows for smooth movement while drawing lines.
Affordability
The best part about this straight line ruler is its affordability. Despite having all these amazing features, it comes at a budget-friendly price compared to other rulers in the market. This makes it an excellent value for money purchase.
Conclusion
In conclusion, the Straight Line Ruler Line Parallel Draw A 12Mm Line is a must-have tool for anyone who works with measurements frequently. Its durability, accuracy, parallel line feature, ease of use and affordability make it stand out among other rulers in the market. As someone who owns this ruler and uses it regularly, I highly recommend investing in one for your future projects.
Author Profile

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Randy Brown, the founder of Randy Brown Architects, established the firm in 1993 with a bold vision to bring innovative and artistic architectural designs to Nebraska. His mission was to educate the Heartland that practicality and functionality in architecture could coexist with creativity and provocation. Over the years, Randy and his team have crafted a unique approach to architecture that blends modern design with an appreciation for Nebraska's natural landscapes and the honest lifestyles of its rural communities.
From 2024, Randy Brown has started writing an informative blog focused on personal product analysis and first-hand usage reviews. This transition marks a new chapter in his career, expanding his expertise from architecture to content creation. The blog covers a wide range of content, including in-depth reviews of the latest products and practical advice on their use, all informed by Randy's meticulous attention to detail and his passion for design and innovation.
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