Tutorial how to model a propelling pencil (12)

part 7
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Step 1:
open a sketch on the front plane and draw an axis
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Step 2:
draw shown sketch
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Step 3:
add this lines
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Step 4:
use revolve command
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Step 5:
click on section view button
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Step 6:
use fillet command
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Step 7:
fillet these edges now
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Step 8:
and this edge
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Step 9:
save the part 7
next: http://grabcad.com/questions/tutorial-how-to-model-a-propelling-pencil-13