Hello, trying to mill the outside profile of a T6 torx's drive with a 0.6mm endmill.

Having trouble this is what i've tried but i seem to just get flats from this path

Done it with G12.1
And plane selection G17
Any ideas

N431(T6-PROFILE-TORX-SUB)
G1X1.15C0F150(1)
G4U0.2
G2X0.744C0.429R0.43(2)
G4U0.2
G2X0C0.859R0.43(3)
G4U0.2
G2X-0.744C0.429R0.43(4)
G4U0.2
G2C-0.429R0.43(5)
G4U0.2
G2X0.0C-0.859R0.43(6)
G4U0.2
G2X0.744C-0.429R0.43(7)
G4U0.2
G2X1.15C0R0.43(8)
G4U0.2
G1G40X5.0C0
M99