About the product
- 12-Inch triangular scales are ideal for engineers and engineering students
- Three sides with six different scales feature die-engraved graduations
- Easy-to-read, printed graduations will not rub off
- Color-coded grooves allow quick and accurate selection of the desired scale
- Engineer triangular scales are fully divided: 10, 20, 30, 40, 50, 60 parts to the inch. Scales are made of high-impact polystyrene plastic
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