Isomars Set Squares - Technical - Set of 4 Drafting Rulers are combination of 10" and 12" professional triangles, Scale - 12" and Semi-protractor 6" (180° Degree) made of clear plastic . Set Squares are used in conjunction with straightedge of drawing board to draw accurate angles. Bevel Edge with Protractor. 25cm/10"- 45 degrees 30cm/12"-60 degrees Thickness - 2.5 mm. Markings on both side in cm/inch.
Isomars Triangular Scale(T1) Is A Stylish Rule Suitable For Architects.
Isomars 30 cm Triangular Scale Is Made Of White Plastic With Precision Divisions And Has Color Coded Sides Of Red And Yellow 1:10, 1:20, 1:25, 1:50, 1:75, 1:100, 1:125, 1:200, 1:250, 1:500, 1:750, 1:1250.
Dimensions Are In (cm) And (M) For Easier Working.
Scale Rulers Are Used By Architects And Engineers To Calculate Dimension In A Blue Print Or Building Plan Without The Use Of Time-Consuming And Complicated Math Equations.