3" Engineers Tri Square & straight edge. Stainless steel.
ENGINEERS TRI SQUARE Right Angle 90° Straight Edge Stainless Steel 2" 50mm Tool
PRECISION FLAT SQUARE Right Angle 90° Straight Edge Stainless Steel 75x50mm Tool
PRECISION FLAT SQUARE Right Angle 90°Straight Edge Stainless Steel 100x70mm Tool
PT550 Engineer's Square 3" Peco Tool - For Model Kit Building, Right Angle
O Scale Engineers (6) Six Men Woodland scenics A2733
FoG Models 1/35 Scale WW2 German Engineers Heavy Duty Wooden Bridge
