Alvin 110 Series 12-Inch High Impact Plastic Architect Triangular Scale (110P)

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30cm 12" Professional Metric Plastic Triangular Scale Ruler 1:10 1:20 1:25 1:50 1:75 1:100 1:125 1:200 1:250 1:500 1:750 1:1250 in a box

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