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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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 accuracy and mobility in their craft. Drawing... -
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, while transparent edges keep ink lines crisp. Inch and... -
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 edges keep ink lines crisp. Dual inch/metric scales and... -
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 design layouts.Features: Aluminum blade is 1.5"W x... -
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 anodized to ensure permanent, wear-resistant markings... -
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 ruler.Features:Available in multiple lengthsDetachable... -
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 process makes all markings a permanent part of the... -
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.Features: Available in multiple lengths: 12", 18", 24", 30",... -
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, blue-tinted, flexible plasticSturdy... -
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, tick-free finish that will not wear. The black ABS... -
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 lengths: 24", 36" & 42"Dual stainless steel... -
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 quality stainless steel blade that is 1-9/16"... -
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 with an attractive brushed surface to... -
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 ruler up so that your lines are square and level. The edge... -
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 edges with inking liftAffixed with five screws... -
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. Smooth wood head attached with five screws for... -
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 hangingHooks over edge of artwork
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
