Draftex SS8, SS10 & SS12 Set Square Sets are made of high quality transparent plastic.
Designed for drawing at 30, 45, 60 & 90 degrees when resting on a straightedge such as a Tee Square of Parallel Rule.
Each Set Includes; 1 x 45“?/90“? and 1 x 60“?/30“?.
Graduations Start at Corner and Extend to End.
Slight Bevel to Graduated Edge.
May Be Inverted for Ruling With Markers or Ink.
Comes in a Protective Plastic Sleeve.