ARISTO AR5033 Circle stencil — transparent orange plastic design that enhances contrast for technical drawing. Contains 45 circle openings with diameters from 1 to 36 mm, with a 0.5 mm scale for Ø 1–10 mm, positioning/alignment points, ink grooves to prevent smudging, and a raised edge for easy use, as well as 4 corner radius guides (20–32 mm). Suitable for...