9 Piece Math set in a handy case from Helix. The Oracle set comes with a 30cm folding ruler with cm and mm measurements, 2 set squares (45 and 60 degree) and one 360-degree protractor. Each set comes with one white eraser plus a self-centring compass with safety point. This set includes two pencils (9cm and 17.5cm) and one metal double hole pencil sharpener with anti-tamper safety screw. The easy to measure angles make it simple to achieve the perfect angle for your work furthermore, each piece is transparent allowing you to read your work conveniently. Perfect for school, home or office with its safety features and a handy case for storage and transportation. 
 
Key Highlights:
Folding ruler
Anti-tamper safety screw
Transparent pieces
Perfect for home, school or office 
Storage case
Self-centring compass
Math set
Helix