Professional-quality Engineer's triangular scale features a metal construction using solid-extruded aluminum. Solid-extruded aluminum is resistant to all weather conditions. Color-coded grooves allow an accurate selection of the desired scale. Easy-to-read imprinted graduations are designed to hold up against fading.
Staedtler Mars Gmbh STD 987M1834BK Staedtler Prof-quality Engineer's Triangular Scale - 12 Length - Aluminum - 1 Each -