Carpenters Square, Metal Square Ruler, Aluminum Rafter Square

Welcome to Mr. Pen!

Drawing from our firsthand experience teaching in at-risk schools across the United States and witnessing the daily struggles of students and teachers, we – a group of business-minded educators – founded Mr. Pen with a simple purpose: to serve the schools in our community by providing them with high-quality and affordable school supplies and tools to support their efforts.

Our Goal We established Mr. Pen with the goal of ensuring superior quality, the most affordable products, and an amazing online shopping experience for our customers from the very beginning.

As we aim to supply excellent conventional office and school products, our team of engineers and designers will do their utmost to create innovative solutions for offices and schools, maximizing efficiency and learning.

Product Description Mr. Pen offers a diverse range of products, including:

Mr. Pen Squares: A versatile tool for various applications, including marking square and 45-degree lines, serving as a protractor saw guide, and determining roof pitch. Geometry Set: A set of four aluminum rulers in various sizes (8", 5.5", 12", and 6"), ideal for geometric measurements and constructions. Triangular Ruler Set: A set of three plastic rulers (12", 11", and 8") with scale markings, perfect for a wide range of geometry and drawing tasks. Square and Ruler Set: A set of three plastic rulers (12", 7", and 5") with scale markings, combined with a 7-inch square tool. Rafter Square: A heavy-gauge billet aluminum alloy construction with high-visibility, non-glare white gradations for easy reading in any lighting conditions. Useful for determining and marking angles and making square cuts on boards.

All our products are designed with meticulous attention to detail, ensuring superior quality and functionality.

Customer Reviews Our customers have consistently praised the quality and performance of our products, as evidenced by the impressive average ratings:

Mr. Pen Squares: 4.6 out of 5 stars (1,984 reviews) Geometry Set: 4.6 out of 5 stars (1,596 reviews) Triangular Ruler Set: 4.6 out of 5 stars (1,596 reviews) Square and Ruler Set: 4.6 out of 5 stars (3,182 reviews) Rafter Square: 4.6 out of 5 stars (515 reviews)

Pricing Our products are priced competitively to ensure affordability for our customers:

Mr. Pen Squares: $7.95 Geometry Set: $8.85 Triangular Ruler Set: $9.99 Square and Ruler Set: $10.99 Rafter Square: $12.99

Visit the Store Explore our wide range of high-quality and affordable school and office supplies, including:

Bible Journaling Supplies Art Supplies

We invite you to visit our store and discover the exceptional value and excellence that Mr. Pen has to offer.

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