Engineers' Protractor Ruler, Dual-Scales Cm and Tenths-Inch, Back-to-School, ...

Westcott Engineers' Protractor Ruler, Dual-Scales 1 Count (Pack of 1), Pink

6-Inch Transparent Engineers' Protractor Ruler - Dual Scale for Students & Pros

Durable 6-Inch Transparent Ruler with Metric & Inch Scales for Accurate Drafting

Engineers' Protractor Ruler with Dual Scales for Accurate Measurements in Pink

Protractor Ruler, 6", 15Cm, Transparent (W-5)

Laminated 6-Inch Engineers' Ruler with Dual Measurement Scales & Straight Edge