BUBABOX Geometry Set Metal Triangular Scale Ruler Set Architectural Drafting Ruler Set Protractor Metal Measuring Kit for Students Draftsman Architect Engineers Architect

Features 1.This engineering triangle scale ruler is made of anodized aluminum alloy, very solid and sturdy. 2.The scale ruler is precisely marked, making your drafts, designs, blueprint more accurate 3.Designed for maximum durability,durable and reliable, this 3 sided metal architect ruler is suitable for lasting use. 4.The architectural scale ruler is suitable for architects, engineers, draftsmen, builders, roofers, teachers and students, etc. Specifications Size: Triangular scale engineer ruler: 12 inch/ 30 cm, 30/ 60 degree triangular ruler, 45/ 90 degree triangular ruler, a protractor and a 15 cm ruler Color: black Types of technology: laser etched Material: metal, anodized aluminum alloy Package contents 2 x Triangular architect scale rulers 2 x Triangular rulers 1 x 15cm metal ruler 1 x Protractor Warm Note: This set is in metric