the worlds best known maths set with over 100 million sold worldwide.The set contains:Compass, Pencil, Divider, Pencil harpener, pencil eraser, 6" / 15cm ruler, 45°; 60° set squares, 180° degree protractor, 3/8'' / 10mm lettering stencil (upper and lower case letters). A neatly packed in embossed metal container. Traditional metal embossed tin featuring the iconic Helix Oxford logo.Eraser is PVC, phthalate and latex free.Safe for use in schools: safety point on compass and anti-tamper screw in pencil sharpener.