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11 Best Circular Protractor for 2024
Modified: January 10, 2024
Looking for the best circular protractor? Discover 11 top-rated options for 2023. Find the perfect tool for precise angle measurements.
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Introducing the "11 Best Circular Protractors for 2023." When it comes to precise angle measurement and geometric calculations, having a high-quality circular protractor can make all the difference. Whether you are a student, a professional architect, or an avid DIY enthusiast, this comprehensive list showcases the top eleven circular protractors that are set to dominate the market in 2023. From innovative designs and user-friendly features to durability and accuracy, these protractors offer a range of options to suit your needs. Join us as we explore the best circular protractors for the upcoming year, empowering you with the tools you need for your geometric endeavors.
Overall Score: 9/10
The Westcott 360-Degree Protractor Compass is an essential tool for artists, designers, architects, engineers, and students. This compass is calibrated in degrees and features easy-to-read markings for accurate measurements. Made of clear plastic, it allows for easy viewing through to the page while you work. The laminated surface adds durability, and the solid center provides stability. This versatile compass is perfect for drafting, drawing, and geometry work. With its compact size of 3.5 inches, it can be easily carried and used on the go. Whether you're a professional or a student, this Westcott Protractor Compass is a must-have tool for precision and convenience in your work.
Key Features
- 360-Degree Protractor and Compass for Geometry
- Accurate Measurements with Easy-to-Read Markings
- Clear Plastic Construction for Easy Viewing
- Durable Laminated Surface and Solid Center
- Ideal for Artists, Designers, and Students
Specifications
- Color: Clear
- Dimension: 5.04Lx3.54Wx0.04H
Pros
- Calibrated in degrees for precise measurements
- Clear plastic construction allows easy viewing
- Laminated surface for added durability
- Compact size for portability
- Suitable for a variety of professionals and students
Cons
- Some users found the quality inferior compared to other brands
- One user received a packet of a dozen instead of one
The Westcott 360-Degree Protractor Compass is a versatile and convenient tool for anyone involved in drafting, drawing, or geometry work. Its clear plastic construction and easy-to-read markings make it a reliable choice for accurate measurements. The laminated surface adds durability, while the compact size allows for portability. Although some users found the quality to be inferior compared to other brands, the majority of reviews were positive, highlighting the usefulness and effectiveness of this compass. Whether you’re an artist, designer, architect, engineer, or student, this Westcott Protractor Compass is a valuable addition to your toolkit.
Overall Score: 8/10
The Helix 360 Degree Angle and Circle Maker is a versatile tool that allows you to create precise angles and circles. It features integrated circle templates for convenient measurements and can accurately measure angles in 360 degrees. The compact design of this tool makes it portable and easy to use on the go. With three vibrant color options available, you can choose the one that suits your preferences. Despite some minor quality issues reported by customers, the Helix Angle and Circle Maker is highly regarded for its functionality and ease of use. Whether you need to draw circles for art purposes or require precise angles for various projects, this tool is a great addition to your storage products collection.
Key Features
- VERSATILE DESIGN – Create precise angles and circles
- INTEGRATED CIRCLE TEMPLATES – Convenient circle measurements
- 360-DEGREE MEASUREMENTS – Accurately measure angles
- 6-INCH / 15CM SIZE – Portable and compact design
- 3 ASSORTED COLORS – Vibrant color options available
Specifications
- Color: Assorted
- Dimension: 21.59Lx0.64Wx17.14H
- Size: 360 Degree
Pros
- Versatile design for various needs
- Integrated circle templates for convenience
- Compact and portable size
- Multiple vibrant color options
Cons
- Some quality issues reported
- May not provide exact accuracy for circles
- Requires holding it down while using to prevent movement
Despite minor quality issues, the Helix 360 Degree Angle and Circle Maker is a valuable tool for anyone in need of precise angles and circles. Its versatile design, integrated circle templates, and accurate measurements make it ideal for both artistic and practical purposes. The compact size adds to its portability, while the vibrant color options allow for personalization. Although some customers have experienced issues with movement and accuracy, this tool still remains highly regarded by the majority. Whether you’re an artist, crafter, or need precise angles for various projects, the Helix Angle and Circle Maker is a worthwhile addition to your tool collection.
Overall Score: 7.4/10
The Mr. Pen Protractor Set offers a pack of 2 6-inch 360-degree protractors made with transparent clear plastic. They feature easy-to-read inch and centimeter measurements with accurate and long-lasting prints. These protractors are perfect for measuring angles greater than 180 degrees. Their durable and good quality construction ensures they withstand regular use. The pack of 2 allows for convenience and backup in case of loss or damage. They are particularly useful for students and professionals who require precise angle measurements. While some customers have found issues with accuracy and quality, the overall value and functionality of the Mr. Pen Protractor Set make it a great tool for various applications.
Key Features
- 6-Inch 360 Protractor (2 Pack)
- Made With Transparent Clear Plastic
- Easy-To-Read Inch And Centimeter
- Accurate And Long Lasting Prints
- 360 Degree Protractor Is Perfect For Measuring Angels Greater Than 180 Degrees
Specifications
- Size: 2 Pcs
Pros
- Numbers are visible and easy to use
- Comes in a pack of 2 for convenience
- Durable and good quality
- Great value for the price
Cons
- Not very accurate
- Some protractors arrived in two pieces and don't stay together well
- Not high quality materials
Despite some reported issues with accuracy and quality, the Mr. Pen Protractor Set offers good value with its durable construction, convenient pack of 2, and easy-to-read measurements. Whether you’re a student working on math or a professional dealing with technical drawings, this set provides the necessary tools to measure angles accurately. However, if absolute precision is required, it may be worth considering higher quality alternatives. Overall, the Mr. Pen Protractor Set is a practical and cost-effective choice for most users.
Overall Score: 9/10
The Pacific Arc's 4 Inch 360 Degree Plastic Circular Protractor Clear is a high-quality protractor made from durable acrylic. It features easy-to-read etched graduations for accurate measurements and can be used to create perfect circles or curves for any project. With its small size, it is convenient to carry in a pocket or bag. It is a must-have tool for engineers, architects, drafters, and students. This protractor also makes for a great gift and comes with a money-back guarantee.
Key Features
- High quality plastic
- Easy to read graduations
- Accurate and long lasting prints
- Gifting
- Money-Back guarantee
Specifications
- Dimension: 1.00Lx1.00Wx1.00H
- Size: 4 Inches 360
Pros
- High-quality and durable construction
- Easy-to-read graduations for accurate measurements
- Perfect for engineers, architects, drafters, and students
- Convenient size for portability
- Ideal as a gift with a money-back guarantee
Cons
- Plastic can be brittle
- Difficult to draw an eight-inch circle
The Pacific Arc’s 4 Inch 360 Degree Plastic Circular Protractor Clear is a reliable and accurate tool for any measurement or drafting task. Its durable construction and easy-to-read graduations make it a great choice for professionals and students alike. Although the plastic material may be prone to brittleness, its overall quality and functionality outweigh this drawback. The protractor’s small size and money-back guarantee add to its appeal. Whether you’re an engineer, architect, drafter, or student, this protractor will help you bring your ideas to life with precision and ease.
Overall Score: 8.5/10
The ZZHXSM 2 Pcs 360 Degree Circular Plastic Protractor Circle Maker Ruler Colorful Template is a handy tool for students' daily mathematics learning. It comes in a package of two 15cm/5.9 inch protractors, featuring easy-to-read inch and centimeter marks. The protractor is clear and easy to read, and it can also be used as a template for small circles. Whether you need to measure angles or draw circles, this protractor is a reliable and useful tool.
Key Features
- Package includes 2Pcs 360 degree Circular Protractor
- Size: 15cm/5.9 inch
- Clear and easy to read, can also be used as a template for small circles
- Easy-to-read inch and centimeter marks make measurement easy
- Very suitable for students' daily mathematics learning
Specifications
Pros
- Useful tool for students and professionals
- Clear and easy-to-read markings
- Can be used as a template for small circles
- Sturdy plastic construction
Cons
- Color is too dark, making markings hard to see
- Limited size range for circles
- No mark for the center of the outer circle
The ZZHXSM 2 Pcs 360 Degree Circular Plastic Protractor Circle Maker Ruler Colorful Template is a reliable and useful tool for students and professionals alike. Its clear and easy-to-read markings make measurement and circle-drawing tasks a breeze. While it may have some drawbacks, such as the dark color of the protractor and limited size range for circles, it still serves its purpose well. Whether you need to measure angles or accurately draw small circles, this protractor is a great addition to your math or artistic toolbox.
Overall Score: 8.5/10
The 360° Protractor Pack includes 2 plastic protractors that are perfect for geometry and drafting. These protractors have a swing arm that measures 0 to 360 degrees, making it easy to measure angles greater than 180 degrees. The protractor is designed with a clear construction, allowing for easy reading of the inch and centimeter measurements on the double scale. With its compact size of 4 inches, it is portable and convenient to use. The pack includes two protractors in random colors. Whether you're a student or a professional, these protractors are a must-have for any math or drafting project.
Key Features
- Package including: 4 inch 360 Degree Plastic Circular Protractor 2 PCS
- Color: Geometric ruler swing arm protractor 2 colors are sent randomly
- Application: This protractor with swing arm measures 0 to 360 degrees left to right and right to left
- Feature: 360° protractor is perfect for measuring angles greater than 180 degrees
- Use: This protractor for geometry is easy to read inch and centimeter, double scale
Specifications
- Color: Clear
Pros
- Compact size for easy portability
- Clear construction for easy reading
- Double scale for inch and centimeter measurements
Cons
The 360° Protractor Pack provides a convenient and practical solution for measuring angles in geometry and drafting projects. With its swing arm and clear construction, it allows for accurate and easy readings. The compact size makes it easily portable, and the double scale ensures precise inch and centimeter measurements. Whether you’re a student or a professional, these protractors are reliable tools to have in your collection. Overall, this 360° Protractor Pack is a valuable addition to any math or drafting toolkit.
Overall Score: 8.4/10
The ALVIN P236 Circular Protractor is a highly multifaceted tool that is great for students, hobbyists, and professionals alike. It is made of durable 0.08-inch thick polystyrene and features long-lasting and easy-to-read graduations. The center cutout with finely bevelled edges makes it easy to lift and maneuver, making writing and drawing simple and convenient. This protractor is designed for accurate and reliable measurements, with consistently smooth edges to ensure every project is easy and accurate. Whether you are drafting, working on architecture, or drawing, this protractor is a great addition to your tool collection. ALVIN has been the professional's choice for drafting tools and drawing supplies for over half a century.
Key Features
- Easy to Use – Center cutout with finely bevelled edges
- Durable and Long-lasting – Made of durable 0.08-inch thick polystyrene
- Multipurpose Tool – Great for students, hobbyists, and professionals alike
- Precision Design – Designed for accurate and reliable measurements
- Professional Choice – ALVIN has been the professional's choice for drafting tools
Specifications
- Dimension: 6.00Lx6.00Wx0.12H
- Size: 6"
Pros
- Easy to use
- Durable and long-lasting
- Accurate and reliable measurements
- Convenient for writing and drawing
- Great for various purposes
Cons
- Price may be higher compared to other sources
The ALVIN P236 Circular Protractor is a dependable and versatile tool that provides accurate measurements and easy maneuverability. Its durable construction ensures long-lasting use, making it suitable for students, hobbyists, and professionals alike. The bevelled edges and center cutout make it convenient for writing and drawing, enabling precise and error-free projects. While the price may be slightly higher than some alternatives, the quality and reliability of ALVIN make it worth the investment. Whether you are involved in drafting, architecture, or drawing, this protractor is an excellent addition to your arsenal of tools.
Overall Score: 8.5/10
The JKJF 360 Degree Circular Protractor is a set of plastic round rulers that come in four different vibrant colors: blue, green, yellow, and red. Each pack contains four protractors, one in each color. Made of high-quality plastic, these protractors are lightweight and compact, making them easy to carry in school bags or place on desks. They are not only ideal for students but also serve as valuable tools for engineers, artists, designers, architects, teachers, and more. With a size of 11.5cm/4.52inch, these protractors feature 16 circles and a full 360-degree range. They are versatile and convenient to use for various measuring and drawing tasks.
Key Features
- Package list: 4 pcs 360 Degree Circular Protractor, each color has 1 pcs.
- Material: Made of high-quality plastic material.
- Size: 11.5cm/4.52inch.
- Color: blue, green, yellow, red.
Specifications
Pros
- Lightweight and compact design
- Useful for students and professionals
- Vibrant colors for easy identification
- Versatile with 16 circles and full 360-degree range
Cons
The JKJF 360 Degree Circular Protractor is a handy and practical set of plastic rulers suitable for various users. Whether you’re a student, engineer, artist, or teacher, these lightweight and colorful protractors can assist you in measuring and drawing tasks. The pack of four provides you with options, allowing you to choose your preferred color. The 16 circles and 360-degree range offer versatility, making these protractors suitable for a range of projects. With their compact size, they can easily fit in your school bag or desk. Overall, these protractors are a valuable addition to any toolkit or classroom.
Overall Score: 7/10
The SEIWEI Full Circle Template Plastic Round Protractor 360 Degree is a high-quality and durable drafting tool designed for painting, drawing, and drafting. It features a clear plastic protractor with 360 degrees and a tick mark every 10 degrees, making it easy to measure angles accurately. Additionally, this protractor includes 16 circular templates of different sizes, solving the problem of drawing circles quickly and easily. Made of thick and durable plastic, the protractor is lightweight and easily portable. It is suitable for various applications such as painting, measuring, homework, and technical drawing. With its transparent blue color and clear scale, it is a versatile and indispensable tool for both students and professionals.
Key Features
- High-quality and durable plastic material
- Clear scale with a tick mark every 10 degrees
- Includes 16 circular templates of different sizes
- Suitable for various applications
- Lightweight and easy to carry
Specifications
- Color: Transparent Blue
- Size: [object Object]
Pros
- Made of high-quality and durable plastic
- Includes 16 circular templates for drawing circles
- Transparent plastic with a clear scale
- Suitable for various applications
- Lightweight and portable
Cons
- Potential for the item to crack during shipping due to insufficient packaging
The SEIWEI Full Circle Template Plastic Round Protractor 360 Degree is a versatile and reliable tool for painting, drawing, and drafting needs. With its sturdy construction and clear scale, it ensures accurate measurements and convenient angle calculations. The inclusion of 16 circular templates of different sizes further enhances its functionality, making it an excellent choice for artists, students, and professionals. While there have been occasional issues with insufficient packaging leading to potential damage during shipping, the overall quality and usefulness of this protractor make it a valuable addition to any artist’s or drafter’s toolbox.
Overall Score: 7/10
The ALVIN P263, 8" Circular Protractor is a versatile tool suitable for students, hobbyists, and professionals. Made of durable 0.08-inch thick polystyrene, this protractor features easy-to-read graduations that will not rub off with continued use. It is designed for accurate and reliable measurements, ensuring precise results in your projects. The center cutout with finely bevelled edges allows for easy lifting and maneuvering, making writing and drawing a breeze. ALVIN, a trusted brand in the industry since 1950, provides innovative tools for drafting and drawing, bridging the gap between ideas and innovations.
Key Features
- Easy to Use – Center cutout with finely bevelled edges
- Durable and Long-lasting – Made of durable 0.08-inch thick polystyrene
- Multipurpose Tool – Highly multifaceted tool that is great for students, hobbyists, and professionals
- Precision Design – Designed for accurate and reliable measurements
- ALVIN has been the professional's choice for drafting tools and drawing supplies
Specifications
- Dimension: 8.00Lx8.00Wx0.12H
- Size: 8"
Pros
- Easy to use and maneuver
- Durable and long-lasting
- Great for various purposes
- Accurate and reliable measurements
- Reputable brand with a long history in the industry
Cons
- Some units may have a crooked X-axis
- A few customers reported manufacturing defects
- Zero line might not align perfectly with zero degrees
Overall, the ALVIN P263, 8″ Circular Protractor is a reliable and durable tool that serves its purpose well. With its easy-to-use design and accurate measurements, it is suitable for a wide range of applications, from drafting and architecture to drawing. While some customers have reported minor manufacturing defects, the majority of reviews are positive, highlighting the protractor’s usefulness and convenience. The reputation of ALVIN as a trusted brand in the industry further adds to the appeal of this product. If you are in need of a circular protractor for your projects, the ALVIN P263 is worth considering.
Overall Score: 8/10
The Haidong 360° circular protractor is a versatile tool suitable for various applications such as painting, measurement, and technical drawing. Made of high-quality plastic, it is durable, wear-resistant, and strong with good toughness, ensuring long-lasting use. The protractor comes with 16 different sizes of round templates, allowing you to quickly and easily draw circles of various sizes. It features accurate and clear markings in both inches and centimeters, making your circular drawing tasks more convenient. With its user-friendly design, comfortable grip, and lightweight nature, this circular protractor is practical to carry and use in any setting, whether at home, in the office, or in the classroom.
Key Features
- Made of high quality plastic for durability
- Comes with 16 different sizes of round templates
- Marked in inches and centimeters for accurate measurement
- User-friendly design and comfortable grip
- Lightweight and easy to carry
Specifications
- Color: Blue
Pros
- Durable and wear-resistant
- Accurate and clear scale markings
- Versatile for various applications
- Convenient for students, teachers, engineers, and designers
Cons
The Haidong 360° circular protractor is a reliable tool with its high-quality construction and convenient features. Whether you’re a student, teacher, engineer, or designer, this protractor will assist you in accurately drawing circles and measuring with ease. Its lightweight and portable design make it suitable for use in different settings, and the inclusion of 16 round templates adds versatility to its functionality. With its durability and user-friendly design, the Haidong 360° circular protractor is a recommended tool for anyone in need of precise circular drawing capabilities.
Buyer's Guide: Circular Protractor
Are you in need of a circular protractor but feeling overwhelmed by the options available in the market? Fret not! We've got you covered with this comprehensive buyer's guide that will walk you through everything you need to consider before making your purchase. Whether you're a student, a professional, or a hobbyist, finding the right circular protractor can make a world of difference in your work. So, let's dive in and find the protractor that perfectly aligns with your needs!
Key Features to Consider
When choosing a circular protractor, keep the following key features in mind to ensure a satisfactory and precise measurement experience:
- Material: Circular protractors are typically made of either plastic, metal, or a combination of both. Plastic protractors offer affordability and ease of use, while metal protractors provide durability and accuracy.
- Diameter: Different circular protractors come in various sizes. Consider the diameter that suits your specific requirements. Smaller protractors are compact and ideal for quick measurements, while larger ones are more versatile for intricate tasks.
- Graduation Scale: The graduation scale on a circular protractor determines its precision. Look for protractors with clear and easily readable markings in degrees or radians. Some protractors offer dual scales for added convenience.
- Additional Features: Some circular protractors come with additional features, such as built-in rulers, angle finders, or a locking mechanism to secure the protractor in place. Evaluate your needs and choose a protractor with the features that will benefit your work the most.
Advantages of Circular Protractors
Circular protractors offer several advantages over other measuring tools, which make them a wise choice for many applications:
- They provide accurate angle measurements, allowing for precise drafting, geometry, and engineering work.
- Circular protractors are easy to use and suitable for individuals of all skill levels, from students to professionals.
- They are portable and lightweight, making them convenient for indoor and outdoor use.
- Many circular protractors offer additional functionalities, making them versatile tools for various tasks.
- They are relatively inexpensive, so you can acquire a reliable circular protractor without breaking the bank.
How to Use a Circular Protractor
Using a circular protractor may seem intimidating at first, but with a little practice, you'll master it in no time. Here's a simple guide to get you started:
- Place the center of the protractor on the vertex of the angle you want to measure.
- Align the baseline of the protractor with one side of the angle.
- Read the measurement from the graduation scale where the second side of the angle intersects.
- Ensure the protractor remains stationary while reading the measurement to avoid errors.
Read also: 11 Best Small Protractor for 2024
Frequently Asked Questions about 11 Best Circular Protractor For 2024
Yes, many circular protractors offer both degree and radian scales, allowing you to measure angles in either unit.
It depends on the specific protractor. While some circular protractors are water-resistant, others may not withstand water exposure. Check the manufacturer’s specifications for details.
No, circular protractors are designed to be user-friendly, making it easy for anyone to use, regardless of their experience or background.
Yes, circular protractors typically have a full 360-degree scale, allowing you to measure any angle within that range.
While not all circular protractors have magnifying lenses, there are models available that feature this extra element to facilitate precise angle measurement.
Some circular protractors come with a locking mechanism that allows you to secure the protractor in place after measuring the desired angle.
Certainly! Circular protractors can be handy for various DIY projects, architectural drawings, map navigation, and more.
Replacement parts such as rulers, locking screws, or scales may be available for certain models. Check with the manufacturer or distributor for options.
The price of circular protractors varies depending on their size, material, and additional features. Generally, they range from a few dollars to around $30.
While circular protractors are typically ambidextrous, some manufacturers may produce protractors with left-handed users in mind. It’s worth exploring specific models if you are left-handed.
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