Tutorial - Modeling a PAN Head with taper neck Rivet?

Here is the tutorial.
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Step 1:
Top plane>>Sketch.
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Step 2:
Draw a circle of 16mm dia.
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Step 3:
Reference geometry>>plane.
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Step 4:
Offset top plane at 7mm.
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Step 5:
Plane1>>sketch.
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Step 6:
Draw a circle of 10mm dia.
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Step 7:
Select lofted boss.
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Step 8:
Select both sketch and adjust the connectors.
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Step 9:
Select the bottom face and then plane.
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Step 10:
Offset at 5mm.
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Step 11:
Plane2>>sketch.
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Step 12:
Convert the upper edge.
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Step 13:
Extrude it with draft enabled at 15º outwards.
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Step 14:
Plane2>>sketch.
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Step 15:
Convert the edge.
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Step 16:
Extrude it by 20mm.
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Step 17:
And we have the part.