These combo sets feature necessary tools for precise drawing and drafting.
6” Ruler Combo Set – Includes a 6” ruler, 180° 4” protractor, calibrated inch/metric triangles: 30°/60° 5", 45°/90° 3"
12” Ruler Combo Set – Includes a 12” ruler, 180° 5” protractor, calibrated inch/metric triangles: 30°/60° 8" and 45°/90° 5 1⁄2"