The Alvin Plastic Triangular Scale 12 inch ruler is an essential tool for any architect, engineer, or student who needs precise measurements. This high-quality ruler is made from durable, clear plastic that is easy to read and will not warp or bend over time.

The triangular shape of this ruler is perfect for creating accurate, straight lines and angles, making it an excellent choice for drafting, sketching, or technical drawings.

This 12-inch ruler is compact and lightweight, making it easy to transport and use on the go. The graduations are clearly marked and easy to read, so you can be sure that your measurements are accurate every time.