鋁製三角尺

I needed a precise tool for my drafting projects, and this 21 cm aluminum ruler is perfectly lightweight yet rigid. The triangular shape lets me draw clean 90-degree angles without slipping.

The anodized finish on this triangular ruler feels really smooth, and the 21cm length is perfect for my desk setup. I've been using it for quick angle checks on my sketches, and the aluminum makes it sturdy enough to not flex.

This aluminum ruler is super lightweight but feels really sturdy, so it's easy to handle for quick measurements. The triangular shape makes it simple to hold steady while drawing precise square angles. I've been using it for sketching out furniture plans, and it works perfectly for getting clean 90-