Here,I will show, how to make a 3d wooden key chain in 3ds max.
I have used Boolean techniques in making of this tutorial.

[1]first take a box of this size in the top view port.

3dsmax 3d-model wooden keychain studio tutorial1

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[2]Copy it copy it one times and adjust it parameters means smallings the secong box for Boolean .

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[3]Take a sphere and copy it three times.

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[4]Place all spheres like this.

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[5]Then take a tube of this size and place it here as shown below.

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[6]Copy it one times.

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[7]Rotate like this.

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[8]Then select the tube and copy again by five times.

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[9]Copy it one more times.

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[10]This times it rsdius is 18 and height-3.

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[11]And place it like this.

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[12]Take one more sphere of this size and place it to the bottom of the box.

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[13]Go the modifier panel and select mesh smooth and apply it.

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[14]Select the box and Press M and take diffuse color as dark brown,

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[15]Select the chain and metal from architural and do like this.

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[16]This is your final image.

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