Nuts and bolts stencil perfect for drawing side views, regular shape. Easier to use on T-Square
20cm adjustable set square. Can be adjusted to work as a 45 degrees set square, 60/30 degrees, or any other favourable measure.
Eletro stencil – perfect for drawing electrical symbols. Has over +30 electrical symbols.
Scola-Tec 30/60 set square, unbreakable with borderline guides at 10 and 15 mm.