Use this guide to find drafting scales containing the graduations required for your class, project or profession. Open the graduation set you need, then compare the available plastic, pocket and aluminum scales.
Select a product name to view complete specifications, availability and current pricing.
Find a Triangular Scale by Graduation Set
Architect Scale
Graduations: 3/32 inch, 3/16 inch, 1/8 inch, 1/4 inch, 1/2 inch, 1 inch, 3/8 inch, 3/4 inch, 1-1/2 inches and 3 inches to the foot; one edge graduated in 16ths.
12-Inch Plastic Scales
Alvin 110P Scholastic Scale Alvin 240P Color-Coded Scale Pacific Arc 91120 Scholastic Scale Pacific Arc T-5120 Color-Coded Scholastic Scale Pacific Arc 95120 Professional Scale6-Inch Pocket Scales
Pacific Arc T-560 Scholastic Scale Pacific Arc 560VS Scale Alvin 610A Color-Coded Scale Alumicolor Left-to-Right Aluminum Pocket Scale Alumicolor 3056 Color-Coded Scale4-Inch Pocket Scales
Pacific Arc 340VS Pocket Scale Alvin 30ATS Aluminum Scale Alumicolor Pocket ScaleAluminum Scales
Alumicolor 3030 Hollow Alumicolor 3051 Color-Coded Alumicolor 18" Hollow Alumicolor L2R Solid Scale Aluminum L2R Hollow ScaleEngineer Scale
Graduations: Fully divided into 10, 20, 30, 40, 50 and 60 parts to the inch.
12-Inch Plastic Scales
Pacific Arc 91121 Scholastic Scale Pacific Arc T-5121 Color-Coded Scholastic Scale Pacific Arc 95121 Color-Coded Professional Scale Alvin 111P Scholastic Scale Alvin 241P Color-Coded Scale6-Inch Pocket Scales
Pacific Arc T-561 Scholastic Scale Pacific Arc 561VS Scale Alvin 610E Color-Coded Scale Alumicolor 3256 Scale Alumicolor 3210 Pocket Scale4-Inch Pocket Scales
Pacific Arc 341VS Pocket Scale Alvin 31ATS Pocket Scale Alumicolor Pocket ScaleAluminum Scales
Alvin 98/ENG Scale Alumicolor 3230 Hollow Alumicolor 3251 Color-Coded Alumicolor 3250 SolidEngineer Scale — Alternate Graduation Set
Graduations: 10, 20, 25, 30, 40 and 50 parts to the inch.
12-Inch Plastic Scales
Alvin 245P Color-CodedCombination Scale — Set 1
Graduations: 1:100 metric; 10 and 50 parts to the inch; 1/4 and 1/2 size; 50ths and 32nds at full size.
12-Inch Plastic Scales
Alvin 119PC Scholastic ScaleCombination Scale — Set 2
Graduations: 1:50 and 1:100 metric; 50ths and 16ths at full size; 1/4 and 1/2 size; 1/8 inch and 1/4 inch equal 1 foot.
12-Inch Plastic Scales
Alvin 120PC Scholastic ScaleCombination Scale — Set 3
Graduations: 1:100 and 1:500 metric; 16ths; 1/8 inch and 1/4 inch equal 1 foot; 10 and 50 parts to the inch.
6-Inch Pocket Scales
Alumicolor 3610 Pocket ScaleAluminum Scales
Alumicolor 3650 Solid Scale Alumicolor 3630 Hollow ScaleMechanical Scale
Graduations: 1/8 inch, 1/4 inch, 1/2 inch and 1 inch to the foot; 1/4, 3/8, 1/2 and 3/4 size; 50ths and 16ths.
12-Inch Plastic Scales
Alvin 270PX Drafting Scale Pacific Arc 91125 Scholastic Scale Alvin 110PX Scholastic ScaleMetric 01 Scale
Graduations: 1:100, 1:200, 1:300, 1:400, 1:500 and 1:600.
12-Inch Plastic Scales
Pacific Arc 92301 ScaleMetric 02 Scale
Graduations: 1:20, 1:33 1/2, 1:40, 1:50, 1:80 and 1:100.
12-Inch Plastic Scales
Alvin 117PM Scholastic Scale Alvin 247P Color-Coded Scale Pacific Arc 95302 Color-CodedMetric 03 Scale
Graduations: 1:100, 1:200, 1:250, 1:300, 1:400 and 1:500.
12-Inch Plastic Scales
Alvin 121PM Scholastic Scale Pacific Arc Scholastic Metric Scale6-Inch Pocket Scales
Alumicolor Pocket ScaleAluminum Scales
Alumicolor Solid Metric Scale Alumicolor Hollow Metric Scale Alumicolor Color-Coded Metric Architect ScaleMetric 04 Scale
Graduations: 1:20, 1:25, 1:50, 1:75, 1:100 and 1:125.
Aluminum Scales
Alumicolor 3455 Color-Coded Scale Fairgate 30cm Color-Coded ScaleMetric 05 Scale
Graduations: 1:500, 1:1000, 1:1250, 1:1500, 1:2000 and 1:2500.
12-Inch Plastic Scales
Pacific Arc 95305 Color-CodedMetric 06 Scale
Graduations: Fully divided: 1:1, 1:2, 1:25, 1:50, 1:75 and 1:125.
12-Inch Plastic Scales
Pacific Arc 92306 Scale Pacific Arc 95306 Color-CodedMetric Engineer Scale
Graduations: 1:1, 1:2, 1:5, 1:10, 1:20 and 1:50.
Aluminum Scales
Alumicolor 3453 Color-CodedMetric Mechanical Scale — Set 1
Graduations: 1:2.5, 1:5, 1:10, 1:20, 1:50 and 1:100.
12-Inch Plastic Scales
Alvin 744PM Color-Coded ScaleMetric Mechanical Scale — Set 2
Graduations: 1:20, 1:25, 1:33.3, 1:50, 1:75 and 1:100.
12-Inch Plastic Scales
Alvin 748PM Color-Coded ScalePlastic or Aluminum Drafting Scale?
Plastic Scales
- Lightweight and easy to carry
- Economical choice for students
- Suitable for classroom and everyday use
- Available in several scale types and graduation sets
Aluminum Scales
- Rigid and durable construction
- Designed for frequent, long-term use
- Resistant to bending and everyday wear
- Popular with students and professionals
Need Help Finding the Correct Scale?
Send us the complete graduation set from your course supply list, syllabus, drawing specifications or existing scale, and we will help you match it to an available drafting scale.
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