Multifunctional Carpenter's Square 18cm and 30cm, Metal Aluminum Triangle Ruler Square Guide Protractor Angle 45 90 Degrees/Carpentry Tool/Marking and Guiding Tool for Woodworking

Metric style: Includes an 18cm and 30cm metric triangular ruler, with a matte black finish to prevent glare, corrosion-resistant and durable, not easy to break.No sharp edges, won't hurt your hand.
Superior quality: The square chevron is made of high-quality aluminum alloy, high hardness, strong toughness, and won't rust easily.
Wide use: This carpenter's square can be used as a protractor, miter gauge, scriber, framing square, and ruler, ideal for all construction and renovation projects.
Easy to mark your cutting lines: This triangular ruler uses a thicker edge design and can be used directly with the saw against the square for crosscuts or angled cuts using the engraved scale, allowing you to quickly and accurately mark your cutting lines on your strings.
Size: 18cm metric triangular ruler: 18 x 18 cm, 30cm metric triangular ruler: 30 x 30 cm