Shop drafting T-squares for manual drafting, technical drawing, classroom work, layout projects, architecture, engineering, and art applications. Choose from aluminum, stainless steel, acrylic, and plastic T-squares in a variety of sizes for accurate straight lines and square alignment.
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Transparent-Edge Professional T-Squares
Alvin Drafting$15.10 - $35.90Great for students and professionals!Features: 18", 24" and 36" Lengths Selected hardwood blade for strength and straightness. Elevated see-through acrylic edges for smudge-free line work... -
Aluminum Graduated T-Squares
Alvin Drafting$11.60 - $25.95This lightweight aluminum T-square is useful creating your drafts - The sleek and efficient design makes sure that you are will equipment with creating straight lines for your perspective layout or... -
12" Clear Plastic Junior T-Square
Westcott$2.95Compact and clear, the Westcott JR-12 Junior T-Square (12"/30 cm) makes everyday layouts easy. The see-through body helps you underline notes, draw columns, and check page alignment at a glance,... -
Portable Drawing Board with T-Square
DEW Exclusive$84.95 - $93.95Experience unparalleled precision and convenience with our portable drafting board, equipped with a transparent edge T-square. Perfect for students, architects, engineers, and artists who demand... -
Plastic T-Squares
Helix$5.10 - $10.20A t-square is an invaluable tool for drafting, drawing, technical projects and anything that requires a straightedge. This tool features both standard and metric scales.Features: Made of clear,... -
Stainless Steel Graduated T-Squares
Pacific Arc$19.65 - $29.75The highest quality professional T-square, the SSTQ-series is best on the market.Features: Available in three lengths: 24", 36" and 42"Stainless steel t-squares come standard with no graduationsHigh... -
18" Clear Plastic Junior T-Square
Westcott$9.25Lightweight and see-through, this 18"/45 cm junior plastic T-square makes page layouts simple. The clear body lets you underline notes, draw columns, and verify alignment quickly, while transparent... -
Architect Drawing Tool Set
Alumicolor$30.40Alumicolor’s® Architect Drafting Sets offer a convenient, cost-effective package that combines essential drafting tools. Each product is made from solid aluminum, with calibrations that are photo... -
Clear Graduated Acrylic T-Squares with Detachable Head
Pacific Arc$12.60 - $22.10Constructed from heavy clear acrylic and featuring a graduated (inch/metric) blade, the unique detachable head design allows easy transport. The blade can be used separately as a straight edge and... -
Engineer Drawing Tool Set
Alumicolor$30.40Alumicolor's Engineers Drawing Sets combine key products in one easy-to-purchase, cost-effective package. All products are made from solid aluminum and calibrations are photo anodized. The anodizing... -
Ludwig Scholastic Aluminum T-Squares
Alumicolor$8.20 - $22.50The Alumicolor economy Scholastic T-Squares are made from extruded aluminum and are perfect for students or those looking for a good-quality, light-weight t-square at a economical price... -
Professional Graduated Aluminum T-Squares
Alumicolor$24.50 - $44.05Alumicolor® has a full line of Professional T-Squares with a 2" wide extruded aluminum blade. Calibrations are made using the Alumicolor® photo anodizing process giving all our products a smooth,... -
Professional Steel-Edge T-Squares
Alumicolor$31.55 - $54.30The Alumicolor Steel Edge Professional T-Squares have dual stainless steel cutting and inking edges embedded in a tempered aluminum shaft and is made for heavy-duty use. Features: Available in three... -
Stainless Steel Graduated T-Squares.
Alvin Drafting$25.95 - $41.95The Alvin Drafting Stainless Steel Graduated T-Square is designed for professionals, students, and hobbyists alike, this tool will deliver superior performance on a diverse array of projects. Comes... -
Stainless Steel T-Squares.
Art Alternatives$22.65 - $37.05This T-square is an essential tool for artists, DIY makers, students and professionals alike. Designed for accurate line drawing and cutting, the perpendicular plastic head allows you to line the... -
Transparent Edge Professional T-Squares
Pacific Arc$16.65 - $39.15Traditional transparent edge t-squares that work for both students and professionals!Features: Available in 18", 24", 30" 36" and 42" lengthsSolid wood blade with natural wood grainClear acrylic... -
Wooden Acrylic Edged T-Square
Art Alternatives$19.25 - $34.85This wooden T-Square is ideal for accurate line drawing, mapping out compositions and general use as a straight-edge.Features:Dual acrylic edges for smear-free inkingIncludes a single hole for...
Types of Drafting T-Squares
A drafting T-square is a straightedge with a perpendicular head designed to rest against the edge of a drawing board, drafting table, or work surface. T-squares are used to draw horizontal lines, align layouts, square up drawings, and guide manual drafting work.
This category includes aluminum T-squares, plastic T-squares, acrylic T-squares, stainless steel T-squares, steel-edge T-squares, junior T-squares, and portable drawing boards with T-squares for students, professionals, artists, and classroom use.
- Aluminum T-Squares: Lightweight, durable tools for drafting, layout work, student use, and professional drawing applications
- Metal T-Squares: Include aluminum, stainless steel, and steel-edge options for users who want a more durable straightedge
- Plastic T-Squares: Economical, lightweight options for classrooms, students, art projects, and general drawing tasks
- Acrylic T-Squares: Clear drawing T-squares that make it easier to see the paper, layout, and markings beneath the ruler
- Steel-Edge T-Squares: Reinforced-edge models for heavier use, repeated layouts, or applications where a stronger edge is preferred
- Junior T-Squares: Compact T-squares for smaller drawings, notebooks, school projects, page layouts, and portable use
Why T-Squares Are Still Used
T-squares remain useful in drafting classrooms, art studios, design programs, and manual drafting environments because they provide fast, reliable horizontal alignment without requiring a full parallel bar system. They are simple to use, easy to store, and practical for both beginner and experienced users.
When paired with drafting triangles, a T-square can help create vertical lines, angled lines, measured layouts, and clean geometric drawings. This makes it a dependable tool for students, artists, architects, engineers, and anyone working on paper-based layouts.
Choosing the Right T-Square
When selecting a T-square, consider the size of your drawing surface, the material of the blade, the type of edge, and how the tool will be used. Shorter T-squares are useful for small drawing boards, notebooks, and classroom projects, while longer T-squares are better suited for larger drafting boards and full-size drawings.
Aluminum and stainless steel T-squares are often chosen for durability and repeated use. Plastic and acrylic T-squares are lighter and more economical, making them practical for students, schools, art rooms, and everyday layout work.
Aluminum, Plastic & Metal T-Squares
Aluminum T-squares provide a good balance of strength, weight, and affordability. They are commonly used in drafting classrooms, design studios, technical drawing courses, and general layout applications.
Metal T-squares, including stainless steel and steel-edge models, are suited for users who want a more durable straightedge. Plastic and acrylic T-squares remain useful for lighter-duty drawing, sketching, measuring, and student work.
Complete Your Drafting Workspace
Pair a drafting T-square with triangles, drafting pencils, scales, paper, drawing boards, and drafting tables for accurate manual drafting, layout work, and technical drawing applications.
Shop Drafting Triangles | Shop Drafting Scales | Shop Drafting Pencils & Leads | Shop Drawing Boards | Shop Drafting Tables
