Specifications: •Weight: 160g •Color: Golden •Material: Metal, brass •Size: 30/ 60 degree triangular ruler, a protractor and a 12cm ruler •Thickness: 1.5mm Features: •Made of durable metal brass, very solid and sturdy, hard to bend the rulers and destroy the shape. Suitable for lasting use. •The scale ruler is precisely marked, making your drafts, designs, blueprint more accurate. •Engraved with clear and accurate scales, you can quickly and accurately make a selection of the desired scale. •Golden geometry set, beautiful look, exquisite, fashion. Ideal gift for your kids, friends and students. •Suitable for architects, engineers, draftsmen, builders, roofers, teachers and students, etc. Package Content: •1 x Straight ruler •1 x Protractor •1 x Triangular ruler