Aluminum Square Carpenter Square Tool 2pcs Square Triangle Square Angle Ruler Protractor High Precision Aluminum Alloy Measuring Tool <ul><li>Metric Style: Includes 17cm and 30cm metric triangle ruler, with matte black finish to prevent glare, corrosion resistant and durable, not easy to break. No sharp edges, will not hurt your hand.</li><li>Premium Quality: The metric square rafter, square rafter made of high quality aluminum alloy, high hardness, strong toughness, not easy to rust.</li><li>Widely Used: This carpenter square can be used as a protractor, miter, scribe saw guide, framing square and ruler, ideal for all construction and renovation projects.</li><li>Easy to Mark Your Cutting Lines: This triangle ruler uses a thicker edge, can be used directly with the saw against the square for crosscuts or angled cuts using the etched protractor scale, allows you to quickly and accurately mark your cutting lines on your stringers.</li><li>Size: 17cm metric triangle ruler: 17 * 17cm, 12inch metric triangle ruler: 30 * 30cm</li></ul> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.