Alvin 40 Series Mini Hardwood Triangular Scales
Professional-quality scales with a solid hardwood core, white, high impact plastic laminated faces and tapered edges. Machine-engraved graduations and color-coded furrows. Supplied in plastic sleeve.
- 40MTS: 4 Inch Miniature Architect Scale
3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1-1/2, 3" to the foot; one edge graduated to 16ths.
- 41MTS: 4 Inch Miniature Engineers Tri Scale
10, 20, 30, 40, 50, 60 parts to the inch
- 47MTS: 4 Inch Miniature Metric Scale
metric, 1:100, 1:200, 1:250, 1:300, 1:400, 1:500
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