Alvin 41MTS Engineer's 4 Inch Hardwood Scale
Professional-quality scale 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.
All engineer scales have the following graduations unless otherwise noted: 10, 20, 30, 40, 50, 60 parts to the inch.