The triangle ruler set is made of aluminum alloy, with high hardness, strong toughness, anti-rust and anti-corrosion, strong and durable, lightweight and reliable.This geometry kit features a high-gloss anodized finish and laser-etched high-definition scale markings that won’t fade, ensuring every line and number is easy and accurate to read with minimal eyestrain.This set of metal rulers includes a straight ruler, triangular ruler and protractor; the diverse ruler types meet different drawing and measuring needs, while the hollow structure enhances portability and usability, effectively boosting your work efficiency.This drawing ruler kit is perfect for professionals and amateurs.
eBay