12" Engineer Scale Scholastic Grade Ruler for Engineering Drawings

12" Engineer Scale Scholastic Ruler Plastic

Engineers scale 12" has graduations 10, 20, 30, 40, 50, 60 Parts per inch; with one edge calibrated to the 16ths. The most popular scaled ruler is made from satin-finished impact plastic with tapered edges and black easy-to-read printed graduations that won't rub off.

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Engineers Scales 12" - An extremely popular engineering scale, these budget-priced 12" engineering scales are recommended for scholastic and vocational use. Made from satin-finished impact plastic with tapered edges and black easy-to-read printed graduations that won't rub off. White or yellow plastic.

Graduations : 10, 20, 30, 40, 50, 60 Parts per inch