Mr. Pen Architectural Triangular Ruler Set with 12 Inch Triangular Scale, 11 Inch 30/60 and 8 Inch 45/90 Triangles
$10.99Make sure this fits by entering your model number.
Package Includes 3 Piece: 11” 30/60 Triangle, 8” 45/90 Triangle, 12” Architect Triangular Scale
Large Clear Triangles, High Quality and Sturdy, Protractor Center Cut Out