As an Amazon Associate I earn from qualifying purchases.

Manufactured of high quality aluminum alloy, corrosion resistant and durable, not easy to break. Package included:1 x tri-square ruler, Metric system300mm, Sizes to choose: Metric system300mm.

Features: pocket-sized swanson Blue Book, a comprehensive guide to help workers make correct angle cuts for any pitched roof. Multiple gradations: gradations included for marking common, hip, valley, and jack rafters; Useful for determining and marking angles and making square cuts on boards.

The angle conversion table offers convenience of using the right number to work with. Warranty: mecurate products are providing 12 months warranty and life time support, be free to have new item for replacement. The horizontal base is convenient for marking, woodworking compass, Mecurate rafter square can be used as a protractor, smooth and practical.
Multi-function: suitable for the measurement, triangle square and frame square. Good oxidation resistance, each triangle ruler is thickened, corrosion-resistant and high hardness. Convenient and comfortable design: mecurate rafter square is convenient to hang and store when not in use with humanized design. Permanent scale: with permanent laser engraved scales, mecurate rafter square gives you the over standard accuracy you need.

100% satisfaction: if you have any question about this item, please feel free to contact us, we will help you within 24 hours on week days. Accurate scale: they can be used as an accurate saw guide, protractor and tri-square, features a protractor scale 0-90°.


Featuresthe protractor scale of triangle angle protractor is 0-90°. Functionthe triangle angle protractor is used to measure angles and guide the cuts. Wide usethe triangle angle protractor is widely used in all building and remodeling projects.



Imperial scale :clear and accurate, this is a professional measuring tool for a professional engineer.
1. Swanson Tool Co., Inc
#ad
Swanson NA202 Metric Speed Square Layout Tool Aluminum
#adSwanson Tool Co., Inc #ad - 05 cm speed notches facilitate scribing lines. Made of high-grade aluminum alloy with matte finish to prevent glare. Made in the U. S. A. Two metric and degree scales for common and hip-valley rafters. Traditional one-number method for rafter layout.More information #ad
Brand | Swanson Tool Co., Inc #ad |
Manufacturer | Swanson Tool #ad |
Height | 8.5 Inches |
Length | 0.96 Inches |
Weight | 0.95 Pounds |
Width | 10.5 Inches |
Part Number | NA202 |
Model | NA202 |
Warranty | Swanson Tool Co., Inc. warrants its products to be free from defects in material and workmanship for 1 year from the date of the original purchase. Swanson's only liability under this limited warranty shall be at their option to repair or replace any product determined by Swanson to be defective. No damages or other remedies available. |
More information #ad
2. LVOERTUIG
#ad
Nago0 Aluminum Alloy Metric Triangle,12Inch Metric/British System Triangular Ruler Protractor Double Scale Miter Framing Measurement Ruler for Carpenter Woodworking Tools
#adLVOERTUIG #ad - Tri-square, guide de ligne et guide de scie, rapporteur, outil tout-en-un, meter Square, the Triangular Ruler is convenient for measuring and read.Manufactured of high quality aluminum alloy, corrosion resistant and durable, not easy to break. Package included:1 x tri-square ruler, Metric system300mm, Sizes to choose: Metric system300mm.
More information #ad
Features metric and imperial measurements with clear graduation, embossed imperial graduations and common rafter conversion table. The triangle metric ruler can be used as a protractor, miter, saw guide and tri/meter square, line scriber, framing square and a ruler, ideal for all building and remodeling projects.Brand | LVOERTUIG #ad |
Height | 3.15 Inches |
Length | 12.6 Inches |
Weight | 0.02 Pounds |
Width | 3.94 Inches |
Part Number | 15689467638986 |
More information #ad
3. Swanson Tool Co., Inc
#ad
SWANSON Tool Co S0101 7 Inch Speed Square, Blue
#adSwanson Tool Co., Inc #ad - Includes: features common to 5 different tools Try Square, saw guide, line scriber, Miter Square, and protractor making the Speed Square something that belongs on every tradesman's tool bench.Features: pocket-sized swanson Blue Book, a comprehensive guide to help workers make correct angle cuts for any pitched roof. Multiple gradations: gradations included for marking common, hip, valley, and jack rafters; Useful for determining and marking angles and making square cuts on boards.
More information #ad
Easy to use: 1/4-in spaced scribing notches and the Diamond cutout for easy rafter seat cuts and scribing the most common and popular stud widths. Made in usa: the speed square, made in the USA since 1925, roofer, is essential for every carpenter, construction professional, and DIYer.Brand | Swanson Tool Co., Inc #ad |
Manufacturer | Swanson Tool #ad |
Height | 8 Inches |
Length | 1 Inches |
Weight | 0.5 Pounds |
Width | 8 Inches |
Part Number | S0101 |
Model | S0101 |
Warranty | As Labeled |
More information #ad
4. Mecurate
#ad
Mecurate Rafter Square, 7 inch Triangle Carpenter Square Die-cast Aluminum Alloy for Woodworking and Carpentry 7 inch
#adMecurate #ad - Frosted smooth surface, clear scale on the ruler surface, wear resistance, long service life. High quality: mecurate rafter square made of precise and durable CNC-machined aluminum alloy, not easy to break, which is light and convenient.The angle conversion table offers convenience of using the right number to work with. Warranty: mecurate products are providing 12 months warranty and life time support, be free to have new item for replacement. The horizontal base is convenient for marking, woodworking compass, Mecurate rafter square can be used as a protractor, smooth and practical.
More information #ad
The edges and corners of each triangle are polished by special craftsmanship, so that it is smooth and does not hurt your hands. Multi-function: suitable for the measurement, triangle square and frame square. Good oxidation resistance, each triangle ruler is thickened, corrosion-resistant and high hardness. Convenient and comfortable design: mecurate rafter square is convenient to hang and store when not in use with humanized design. Permanent scale: with permanent laser engraved scales, mecurate rafter square gives you the over standard accuracy you need.
Brand | Mecurate #ad |
Manufacturer | Mecurate #ad |
Height | 0.91 Inches |
Length | 7.28 Inches |
Width | 7.28 Inches |
Part Number | MSS |
More information #ad
5. Yosoo Health Gear
#ad
Yosoo Health Gear Aluminum Alloy Triangle Angle Protractor, 7 Inch Layout Tool, Layout Measurement Metric Ruler ToolMetric
#adYosoo Health Gear #ad - Wide application: ideal for all building and remodeling projects; Also useful for hobbyists, manufacturers, home builders, DIY lover.100% satisfaction: if you have any question about this item, please feel free to contact us, we will help you within 24 hours on week days. Accurate scale: they can be used as an accurate saw guide, protractor and tri-square, features a protractor scale 0-90°.
More information #ad
Heavy duty: strong cast aluminum body, with clear and accurate scale, convenient to read value. Easy to read: the square includes multiple notch marks so scribing is simple, and ripping stock is easy and accurate.Brand | Yosoo Health Gear #ad |
Manufacturer | Yosoo Health Gear #ad |
Height | 1.11 Inches |
Length | 10.24 Inches |
Weight | 0.51 Pounds |
Width | 3.35 Inches |
Part Number | Yosoo Health Gearqmgkvut7o9-01 |
More information #ad
6. Milescraft
#ad
Milescraft 8460 MC-Square300 metric, Aluminum Framing and Woodworking Square
#adMilescraft #ad - Inside and outside scales for measuring and marking the inside and outside of your work piece. Anodized aluminum material with 3mm thickness. Two quick angle finders for 30° and 45°angles. Elongated notches for accurate line scribing. 300mm square with 1/4″ notch spacing.More information #ad
Brand | Milescraft #ad |
Manufacturer | Milescraft #ad |
Height | 0.98 Inches |
Length | 19.69 Inches |
Weight | 0.55 Pounds |
Width | 0.59 Inches |
Part Number | 8460 |
Model | 8460 |
Warranty | 3 year manufacturer |
More information #ad
7. Fafeicy
#ad
DIY Lover and ArtistsMetric, Manufacturers, Home Builders, for Hobbyists, 7 Inch Metric Aluminum Alloy Black Oxidation Roofing Triangle Angle Protractor Layout Guide
#adFafeicy #ad - Specificationstypeoptional: metric system, color: black, imperial System, Size: about 26x18. Materialthe material of triangle angle protractor is aluminum alloy, which has strong body, and it provides greater accuracy and durability for any job or worksite.Featuresthe protractor scale of triangle angle protractor is 0-90°. Functionthe triangle angle protractor is used to measure angles and guide the cuts. Wide usethe triangle angle protractor is widely used in all building and remodeling projects.
More information #ad
5cm / 1024 x7. 32 x7. 28", weight: about 232g. In addition, home builders, it is also useful for hobbyists, manufacturers, DIY lover and artists. The angle scales let you quickly and accurately mark your cut lines on your stringers. 6x18. And it has strong cast aluminum body, with clear and accurate scale, so that it is very convenient to read value.Brand | Fafeicy #ad |
Manufacturer | Fafeicy #ad |
Height | 1.11 Inches |
Length | 10.24 Inches |
Width | 3.35 Inches |
Part Number | Fafeicy9sbrxegf6d-01 |
More information #ad
8. Johnson Level & Tool
#ad
Johnson Level & Tool 400EM Professional Inch/Metric Metal Combination Square, 12", Silver, 1 Square
#adJohnson Level & Tool #ad - Heavy-duty cast zinc head with black, chip-resistant e-coating finish. 6" inch/metric professional Combination Square Great for measuring and marking on the job or for smaller jobs at home.More information #ad
Stainless steel blade with permanently stamped graduations. Steel blade with permanently stamped graduations 1/8", 1/16", 1/32", mm. Reversible head with lock bolt and steel screw.Brand | Johnson Level & Tool #ad |
Manufacturer | Johnson Level & Tool #ad |
Height | 12 Inches |
Length | 0.75 Inches |
Weight | 0.72 Pounds |
Width | 5.5 Inches |
Part Number | 40-0540 |
Model | 400EM |
Warranty | 1 Year Warranty: Johnson Level warrants this product against defects in material and workmanship for one year after the confirmed purchase date. At its option, the company will replace or repair the product if it fails under normal use. |
More information #ad
9. Swanson Tool Co., Inc
#ad
SWANSON TOSB01 Speed Bevel Folding Speed Square
#adSwanson Tool Co., Inc #ad - 6 tools in one. Fully functional swanson speed square, rafter square, try square, miter square, angle finder. Fully functional sliding t-bevel.More information #ad
Brand | Swanson Tool Co., Inc #ad |
Manufacturer | Swanson Tool #ad |
Height | 8.5 Inches |
Length | 7.13 Inches |
Weight | 0.34 Pounds |
Width | 1.38 Inches |
Part Number | TOSB01 |
Model | TOSB01 |
More information #ad
10. LApher
#ad
LApher 7" Imperial Units Speed Square,Anodic Aluminum OxideAAO Triangle Square Angle Ruler Carpenter Protractor, Measuring Layout Tool with A Woodworking Pencil
#adLApher #ad - Features: it can be used as an accurate saw guide, protractor and tri-square, features a protractor scale 0-90°. Wide application: this tool is suitable for different scenarios such as professional woodworkers, construction engineers, home improvement workers, DIY, etc.Imperial scale :clear and accurate, this is a professional measuring tool for a professional engineer.
More information #ad
Sturdy material:it is made of strong cast Anodic Aluminum OxideAAO, more beautiful and better touch. You will get:triangle ruler*1, pencil*1 and refills*2. They will be presented as exquisite gifts to your family and friends.Brand | LApher #ad |
Manufacturer | LApher #ad |
Part Number | CS-RULER-7 |
More information #ad