Tutorial - Modeling center block (universal joint) in SolidWorks?

Here is the tutorial.
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Step 1:
Front Plane>>Sketch.
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Step 2:
Draw two circles of dia 56mm and 32mm.
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Step 3:
Extrude it in both directions. Towards front direction the distance be 28mm and towards back direction the distance be 82mm.
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Step 4:
Select top plane and then reference geometry >> plane.
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Step 5:
Offset it by 28mm in downwards.
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Step 6:
Plane1>>Sketch.
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Step 7:
Draw a circle of 56mm dia. The circle is tangent to three edges.
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Step 8:
Extrude it by 110mm.
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Step 9:
Top face>>Sketch.
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Step 10:
Draw a circle of 32mm dia.
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Step 11:
Extrude cut it by Through all.
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Step 12:
Select the back face>>Sketch.
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Step 13:
Select the inner edge and then click Convert entities.
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Step 14:
Extrude cut by thorugh all.
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Step 15:
And we have the part body.