Staedtler Mars Professional Measuring Set

This high-quality hardened stainless steel four-piece professional measuring set includes:

  12" ruler 
  8"/45° triangle 
  12"/60° triangle 
  180° protractor 

All feature a cork backing to prevent slippage and raise the instrument from the work surface, eliminating smearing and bleeding. A polished finish features acid-etched, color-coded inch/metric marks. A convenient hang hole is drilled into each piece.