SD404 Drawing Kit...Designed to meet the varying needs of students of architectural engineering and mechanical drawing advertising layout art etc. at the junior high vocational high school and college levels. Compact and easy to carry each outfit is neatly packaged in a strong corrugated carrying case. The SD404 comes in a black soft-sided case with both a short handle and shoulder strap. This case will be a useful item long after initial use. Corrugated carrying case contains: 6 inch bow pencil compass and divider 16 x 21 inch drawing board with metal edges 21 inch transparent edge T-square 6 inch 45°/90° triangle 8 inch 30°/60° triangles 4 inch semicircular protractor 6 1/2 inch irregular curve 12 inch architects triangular scale (upon request we can substitute an engineers triangular scale) Sandpaper pointer pad 2H and 4H pencils sharpener Soft pencil eraser art gum eraser erasing shield3/4 inch x 10 yard roll of drafting tape and freehand lettering guide pad.