Drafting Triangles | McMaster-Carr

Filter by

Length

Arm Length

Angle Measured

Color

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

Numeric Graduations

Graduations

8 Products

Triangle Straightedges/Protractors

A protractor and triangle in one, use these tools to quickly set any angle from 0° to 90°. They also measure slope and rise.

Length	Angle Measured	Numeric Increments		Each
8"	0°-90°	1/2°	0000000	000000
10"	0°-90°	1/2°	0000000	00000

Folding Triangle Straightedges

Unfold and lock the corners to form a triangle for marking angles.

Angle Measured	Unfolded Size	Wd.	Thick.	Material		Each
90°	36" × 48" × 60"	2"	3/8"	Aluminum	000000	000000

Triangle Straightedges

30° x 60°

45° x 45°

These triangles have raised edges.

30° × 60°
Length	Choose a Color		Each
8"	Clear, Gray	0000000	00000
10"	Clear, Gray	0000000	0000
45° × 45°
8"	Clear, Gray	0000000	0000
10"	Clear, Gray	0000000	0000

Multi-Angle Transfers

Shown in Multiple Configurations

Transfer multiple angles, draw parallel lines, or create a template to make repeated patterns and measurements. Adjust the four arms on these transfers to the desired shape, and tighten the nuts to lock them in place. They’re often used as layouts for stairs and window sills or patterns in tile.

			Blade
Number of Arms	Arm Lg.	Numeric Increments	Wd.	Material	Color	Graduation Mark Style	Graduation Marks	Graduation Color		Each
4	4"/12 cm 10"/25 cm	1”/1 cm 1”/1 cm	1"	Aluminum	Black	Etched	16ths, Millimeters	White	00000000	000000