Cross-Section Drawing Paper 4x4 Grid 50-Sheet Pack 11 x 17 by Alvin Alva-Line
Non-repro cross-section vellum of 100% rag content. Blue grid lines are accurate and exceptionally clear sharp and visible but will not reproduce on blueprints. All grids are printed on the underside of the paper to prevent removal during erasures. Pre-printed grids provide exact reference points for detailed drawings. Used by engineers architects graphic artists etc. to make drawings and sketches to scale in either fractional or decimal dimensions.