A sample piece drawing is as follows.
Click on the profile icon and create a piston shape like a free hand
Draw profile halfway
Click on the Limit icon and set the required size limitations.
Exit Sketch and click the Shaft icon to select the axis of reference that axis
Turn around to make the piece.
Click on the Chamfer icon to chamfer the pistol and select the edge,
Draw a milling edge to mill the edge of the shaft and use the symmetry command
Carry this surface to the other side.
Click the icon to mill the edges.
Draw a circle to project from the milling surface of the piston.
Click the pad icon or make a protrusion
Create this pad on the other surface using the symmetry icon.
Make a hole by clicking the hole icon
Using the Profile icon, create the geometry on the bottom surface of the piston.
Create the geometry on the bottom surface of the piston using the Profile icon
Create a geometric hole by clicking on the Pocket icon.
Again using the spline command to curve to the piston side surface
Milling along the geometry by clicking on the Pocket icon.
Fillet icon to create the required surface radius
To make various static analyzes of this part we have created
Let's assign stuff.
By pressing the view icon, the color of this material on the screen