!*** user colors

pen  1   thickness 0.015 cm

!*** witness lines

pen  2   thickness 0.015 cm; color 0.0 0.0 0.0;  letter_color

!*** hidden lines

pen  3   pattern 0.2, 0.1, .1 cm; thickness 0.015 cm; color 0.0 0.0 0.0;  half_tone_color

!*** notes, dimension values

pen  4   thickness 0.035 cm; color 0.0 0.0 0.0;  edge_highlite_color

!*** tangential round edges

pen  5   thickness 0.015 cm; color 0.0 0.0 0.0;  dimmed_color

!*** datum features

pen  6   thickness 0.015 cm; color 0.0 0.0 0.0; datum_color

!*** model visible edges, sheetmetal edges

pen  7   thickness 0.05 cm;  color 0.0 0.0 0.0;  drawing_color, attention_color