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$fn = 100;
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random_seed=1337;
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|
|
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difference () {
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cube([40, 40, 40], center = true);
|
|
rotate([0, 90, 0]) cylinder(r = 20/2, h = 40 + 1, center = true);
|
|
rotate([90, 0, 0]) cylinder(r = 20/2, h = 40 + 1, center = true);
|
|
cylinder(r = 20/2, h = 40 + 1, center = true);
|
|
} |