BAZIC Math Geometry Set 9 Pieces for Students, Storage Box.

MATH GEOMETRY KIT 9 PIECES. 180 degree semicircular protractor 30/60/90 Degree Triangle Ruler 45/90 Degree Triangle Rulers Compass with 0.7 mm mechanical pencil Lead Fill Ruler 6″ (15 cm) Eraser Pen Portable Transparent Case STURDY & ACCURACY. Easy draw & adjust legs. Metal point & easy grip top control draw circles up to 6″ in radius. Packaged in clear box to protect and keep tools in one place for carry in backpack PERFECT ANGLES. Inch and centimeter. Perfect for precise drawings. Trace and draw the perfect angle, circumferences, graphing, and design with our easy-to-use compasses. IDEAL DRAFTING. Includes mechanical pencil with secure lock allows quick adjustment as needed. Great for drawing arcs, circles, divide gauges, dividing line, line segments,Size measurement. ALL LEVELS DESIGNED. Excellent for use in school, office, studio, or at home. The best drawing tool for teacher, students, artist, mathematician, carpenter, engineers, architecture, and designer