Specify the setback distance for 2D arrows:
Specify the setback distance for 3D arrows with line shaft:
Specify the setback distance for 3D arrows with tube shaft:
Arrows with different thicknesses:
2D arrows with different sizes of arrowheads:
3D arrows with different sizes of arrowheads:
Graphics can be used as an arrowhead for 2D and 3D arrows:
Use
Graphics3D to specify the arrowhead: