3Pcs Metal Ruler Set 15/30Cm Stainless Steel Metal Straight Edge 30Cm Aluminum Straight End Drawing Ruler For Classroom Home Office

The metal ruler set is made of stainless steel and aluminum respectively, with smooth surface, high hardness, rust-proof, corrosion-resistant, durable and non-fading, lightweight and reliable. The scale on the drawing ruler is standard laser etching, with precise inch and metric measurement scale markings, not easy to wear off, bold numbers are clearly visible and easy to read. The ruler has a smooth rounded end that will not hurt your hands. This ruler measurement set is perfect for professionals and amateurs. It is a must-have measuring and drawing tool for designers, architects, engineers and carpenters, and can also be used for precise measurements in the classroom, office or home. The ruler has a hole for easy hanging and storage. Avoid dropping the stainless steel ruler or squeezing it with heavy objects.