Hello guys I will show how create a 3dsmax 3d floppy model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Start 3dsmax and choose "Rectangle" with the following size as shown below
Apply the extrude modifier with the amount 7.0 now place the object like this 
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[2]-Create two more rectangle and place like this 
[3]-Select the first rectangle and switch to the boolean
Now boolean the both rectangle like me 
[4]-Now your object should like this 
[5]-Create cylinder and place like me and now Boolean it 
[6]-Create one more rectangle and switch to the line button and create shape
Now apply the extrdu modifier with the amount of 2.0 
[7]-Place the shape like this 
[8]-Now Boolean it 
[9]-Your object should like this 
[10]-This is my materials 
[13]-Set the skylight like this with the following parameter 
[14]-This is final image as shown below 