%
G17 G21 G90
G00 X-5 Y0
G91
G01 X10
G01 Y40
G01 X10
G01 X-15 Y15
G01 X-15 Y-15 
G01 X10 
G01 Y-40
G90

G7
G00 X-5 Y0
G91
G01 X10
G01 Y40
G01 X10
G01 X-15 Y15
G01 X-15 Y-15 
G01 X10 
G01 Y-40
G90
G8

%