Westcott 14551 Eight-Piece Math Set,Metal/Plastic;Blue/Gray ACM14551 ACM 14551, School tool kit contains eight popular tools for math class success. Durable plastic and metal tools withstand use from year to year. Includes metal compass with mechanical pencil, lead refills, mechanical pencil, 6" ruler, protractor, 45 angle triangle, 30-60-90 triangle and eraser. Includes a plastic hard case to safely store all pieces. Color(s): Blue; Gray; Material(s): Metal; Plastic; Ruler Type: N/A; Standard Scale: N/A. UPC 073577145511