Liquidraw Set Square Triangular Scale Ruler 30cm Geometry of 3 Protractor Professional Architectural Engineering Drawing

MATHS & DRAWING ESSENTIALS: 3-piece geometry set for precise technical drawing, architectural layouts, engineering plans, carpentry, model making, or school & university maths INCLUDES THREE TOOLS: 45° 20 cm / 8" set square, 60° 25 cm / 10" set square, and 30 cm triangular scale ruler; set squares include built-in curves & protractor for versatile use MULTI-SCALE TRIANGULAR RULER: 30 cm scale ruler suitable for architects, engineers & draughtsmen; scales include 1:10, 1:20, 1:25, 1:30, 1:40, 1:50, 1:100, 1:200, 1:250, 1:300, 1:400, 1:500 for accurate measurements DURABLE & CLEAR: Made from transparent 2.5 mm thick plastic for visibility over drawings, resisting bending, cracking, or scratching; ideal for professional or student use PORTABLE & EASY TO USE: Lightweight and compact for storage in pencil cases, geometry kits, or toolboxes; perfect for architects, engineers, students, or hobbyists needing precise measurement tools, Manufacturer: Liquidraw