Pacific Arc Drafting Triangle 22-in 45/90 Degree - Clear Acrylic
Pacific Arc Drafting Triangle 22-in 45/90 Degree - Clear Acrylic
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In this review the Pacific Arc Drafting Triangle proves to be a straightforward, reliable tool for anyone who needs precise angles and a long, clear sightline. Designed with architects, engineers, quilters and students in mind, the 22-in triangle stands out because of its solid.080 in acrylic construction and plain, strong edge that holds up to repeated use. The biggest reason to buy is its combination of accurate length and durable clear material, which makes drawing true 30, 60 and 90 degree lines easier and more consistent than many thinner plastic alternatives.
Key Features
- Professional accuracy: The 22-in length is non-graduated but reliably true for straight edges and repeating angles across large sheets.
- Durable construction: Made from.080 in pure acrylic, the triangle resists warping and maintains a steady edge for long-term drafting tasks.
- Clear visibility: The transparent acrylic keeps the work area visible underneath, helping align patterns and drawing guides precisely.
- Versatile angles: With 30, 60 and 90 degree corners, it functions as both a drafting triangle and a quilting template for a range of projects.
- Plain strong edge: The flat, untextured edge is designed for smooth pencil, pen or cutting lines without snagging.
Who It's For
The triangle is ideal for architects and engineers who need a simple, dependable bench tool for producing accurate angles on full-size drawings. Its clear acrylic and substantial 22-in span suit drafters working on larger sheets, plus quilters and patternmakers who benefit from a see-through template.
Students and hobbyists will appreciate the low learning curve and rugged edge, though those needing metric graduations or highly specialized marking scales should look for a graduated or engineered drafting triangle instead.
Pros & Cons
Pros
- Clear acrylic construction provides excellent visibility and resists warping during normal use.
- The.080 in thickness and plain edge deliver long-lasting, precise lines for repeated work.
- Large 22-in size covers more drawing area and supports consistent angle transfers.
Cons
- Non-graduated edge lacks measurement markings for users who need built-in scales.
Specifications
| Brand | Pacific Arc |
| Material | Clear acrylic (.080 in) |
| Length | 22 in |
| Angles | 30, 60 and 90 degrees (45/90 style reference) |
| Edge type | Plain strong edge for durability |
| Primary uses | Drafting, quilting, engineering, architecture, student work |
Our Verdict
The Pacific Arc Drafting Triangle is a practical, well-built tool for professionals and serious hobbyists who value a durable clear triangle with dependable length and angles. It is good value for those who need larger, non-graduated edges for drawing and pattern work, while buyers requiring integrated measurement scales should pair it with a ruler or choose a graduated model instead.
Frequently Asked Questions
Is this triangle suitable for quilting?
Yes, the clear acrylic and large 22-in span make it useful as a quilting template for aligning and marking fabric.
Does it include measurement markings?
No, this is a non-graduated triangle designed for straight edges and angle accuracy rather than built-in scales.
How thick is the acrylic?
The triangle is made from.080 in pure acrylic with a plain, strong edge meant for long lasting use.
Editor's Take
The Pacific Arc Drafting Triangle is a durable, clear.080 in acrylic 22-in tool that provides reliable 30, 60 and 90 degree angles for architects, engineers and quilters; it is good value for those needing a large non-graduated drafting triangle.

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