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Top 10
August 2025
Best Metal T Square Ruler
We made a list of the top 10 Metal T Square Ruler based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Mr. Pen- Carpenter Square, Framing Square, 8 inch x 12 inch , Carpenters Square , Right Angle Ruler, Framing Tools, L Shape Ruler, Metal Square, Steel Square
Mr. Pen
9.4
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Black Framing Ruler, The Shorter Leg Measures At 8 Inch Outside And 6.5 Inch Inside – Longer Leg Measures At 12 Inch Outside And 11 Inch Inside
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This L Ruler Includes Imperial Units On One Side With 1/16-Inch Graduations And Metric Units On The Other Side With mm Graduation
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Easy To Read Markings With Bright White On Black Design
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High-Quality L-Ruler, Carbon Steel Material – Sturdy And Durable Against Rusting
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Ideal For Carpentry Applications In Framing, Roofing, Stair Work, In Making Layouts And Patterns - Can Also Be Used As Straightedge For Determining Flatness Of A Surface
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2
Mr. Pen - T Square, T Ruler, 12 inch Metal Ruler, T Square Ruler, Drafting Tools, Architect Ruler, Set Square, Drafting Ruler, Tsquare, Truler, Architectural Triangle, Tee Ruler, L Square, Scale Ruler
Mr. Pen
9.2
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Black T ruler (12in), perfect for architects, engineers and artists
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Made from high impact carbon steel for durability
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T-ruler is largely and accurately laser printed on both sides. Inch and centimeter measurements (graduated in 16th of inch and 1mm)
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Can be used as T square, L square, L ruler
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8inch/20cm calibrated t head
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28% Discount
3
Saker Woodworking Scriber Marking Line Ruler, Adjustable Aluminum Alloy Sliding T-Square Ruler,Precision Line Drawing aid Ruler with Angle Adjustment Scale
Saker
9.1
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【multifunctional T-Square Ruler】The combination of ruler and protractor makes it can measure length and angles easily. The angle ruler has a clear and accurate scale and can measure length (0-48 cm/0-18 inches), whether you are drawing a line or measuring an angle, you can meet your work needs at the same time, saving you time and effort.
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【High Qualtiy】The body of the adjustable woodworking ruler is made of aluminum alloy, which has good abrasion resistance and is not easy to deform. the angle finder tool is both lightweight and sturdy. If you're looking for an accurate angle measuring tool, our aluminium construction protractors is just what you need.
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【Adjustable Angle Finder Tool】Our angle protractor is not an ordinary angle measuring tool. It has multi-angle scribing function, By unscrew the nut in the desired position, you can quickly and accurately identify angles and draw straight lines for setting bevels, drawing radial lines, measuring and marking angles.
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【Laser Engraved Scales】The angle protractor dial is engraved with laser engraved measurements for clear readability and durability. The numbers and scales on the angle protractor dial can be clearly displayed in different environments.
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【Multi-functional Protractor】The Carpenter Work Ruler comes with a red mechanical pencil with 8 refills.It is suitable for engineering, angle measurement, drawing, architectural design, length measurement, a useful tool for craftsmen, designers, artists and engineers.
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4
Ludwig Precision Standard Aluminum T-Square for Art Framing & Drafting, 24-inch
Ludwig Precision
9.0
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24” LENGTH – Aluminum metal T-Square is a straight edge with durable plastic head that is a tool for cutting, picture framing and drafting
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STANDARD-DUTY CONSTRUCTION – Drafting T-Square features a 1.5” x 1.66mm extruded aluminum blade and a durable plastic head
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EXTRUDED ALUMINUM CONSTRUCTION – Drafting T-Square blade is made from high-quality extruded aluminum for accurate measuring, cutting, drafting and picture framing
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INCH AND CENTIMETER CALIBRATIONS – Aluminum metal T-Square blade is calibrated in both inches and centimeters for flexibility in drafting, measuring, cutting and picture framing
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QUALITY IMPRINTING – Drafting T-Square features large numbers printed using precise imprinting techniques that will not rub off with extended use and time
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5
ALVIN ALT12 Aluminum Graduated T-Square Drawing and Design Tool for Students and Professionals Great for Carpentry, Drafting, Architecture, Engineering, and Art - 12 Inches
ALVIN
8.9
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✓
Easy to Use - With graduated with 16ths on both sides, as well as high-contrast visuals, you won't have a hard time with measuring any side or angle with this tool.
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Premium Materials - Made with smoothly polished Grade A aluminum that is 1.5 inches wide and 1.6mm thick, as well as a head molding of high impact plastic for safe, extended use; 12 inches in length.
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Multipurpose Tool - Designed for professionals, students, and hobbyists alike, this tool will deliver superior performance on a diverse array of projects.
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Precision Design - Comes with an attractive brushed surface to minimize glare, and a straight edge that will not deviate for its entire length.
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Value for Price - Top-quality build and lightweight design delivers a truly professional quality experience that can be relied on time and time again. .
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6
Better Office Products T Square, 12 inch Metal T Ruler, Carbon Steel, Double Sided Standard & Metric Laser Printed, Drafting/Architect/Set Square Companion Ruler, Black
Better Office Products
8.8
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✓
DURABLE - Powder-coated black carbon steel with laser-printed measurements.
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DUAL MEASUREMENTS - Ruler has one side in standard English/Imperial units (inches in 1/16" increments) and one side in metric (cm in 1 mm increments)
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SIZE - 8.25" x 13.5" x 0.08" thick; "T" SPECS (IU) HORIZONTAL: Top outer edge, left to right: 0" to 8"; Top interior edge, left to right: 3" to 0" and 0" to 3"; VERTICAL: Left edge, top to bottom: 0" to 12"; Right edge = mirror of left.
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VERSATILE - Measurements along 3 outer sides and 2 inner sides of the "T" for added L-square use (right angles)
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MULTI-FUNCTIONAL - Use for drafting, drawing, crafting, heat transfer
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7
Mr. Pen- Combination Square, 12" Combo Square, Carpentry Tools, Carpenter Square, Woodworking Tools,Framing Square, T Square, T Ruler, Combination Square Set, Square Tool, Metal Square
Mr. Pen
8.7
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12-Inch Heavy Duty Combination Square
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Combo Square with Durable and Rust-Proof Stainless Steel Blade Marked with Precise inch and cm Graduation in 1/16,1/8, and 1/32 Inch
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Spring Loaded Brass Bolt to Assure Accuracy
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Brass Scriber and Level
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Accurately Measure and Draw 90 Degree And 45 Degree Angles
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8
Alumicolor 12-inch Non Slip Standard Aluminum T-Square for Art Framing & Drafting, Silver
Alumicolor
8.6
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✓
12" LENGTH - Standard aluminum T-square is a straight edge perfect for measuring, cutting, drafting and picture framing
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STANDARD DUTY CONSTRUCTION - Drafting T-square features a black ABS plastic head that is lightweight and nearly unbreakable
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SILVER TEMPERED ALUMINUM BLADE - This calibrated drafting T-square features 1-1/2" tempered aluminum blade that provides precise measurements and accuracy
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METRIC AND INCH CALIBRATIONS - Precise measurements with metric and inch calibrations that will not rub off over time
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ALUMICOLOR IS QUALITY - Made with the highest quality extruded aluminum all Alumicolor T-squares feature ultra-smooth inking edges with exact calibrations that will stand the test of time
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9
PRO ART 18-Inch Aluminum T-Square
PRO ART
8.5
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18-inch
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T-square
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Made of aluminum
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inch and metric markings
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Head constructed of impact resistant ABS plastic
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10
T Square Ruler - 12 inch Metal T Ruler for Drafting, Architecture, Engineering & Art | Precision Dual-Scale (Inch & MM) - Tee Ruler, Scale Ruler
ALLWIN
8.4
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Professional-Grade Accuracy – Precision 12-inch T Square ruler with dual-scale measurements (1/16-inch and 1mm graduations) ensures crisp, fade-resistant markings for exact drafting, woodworking, and technical drawings.
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Durable Carbon Steel Construction – Made from heavy-duty carbon steel, this T ruler resists bending, corrosion, and wear, guaranteeing long-lasting reliability for workshops, studios, and job sites.
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Multi-Functional Design – Use as a T square, L square, scale ruler, or right-angle guide for architecture, engineering, 3D modeling, sewing, and DIY crafts. Features an 8-inch/20cm calibrated T-head for versatility.
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User-Friendly – Lightweight yet sturdy, with a matte-black finish that reduces glare and a smooth edge for safe, comfortable handling during precise measurements.
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Perfect for Professionals & Hobbyists – Ideal for architects, artists, carpenters, and students. Includes a protective storage sleeve to keep your ruler scratch-free.
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