Summary

This is a Remix of http://www.thingiverse.com/thing:973549.
I cut a 30° angle on it and inserted a very strong 20mm x 5 mm magnet.
The printer needs to be paused at 5.8 mm to insert the magnet during the print.

Print Settings

Printer:

ANET A8

                                            <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>Doesn't Matter</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.1</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>10%</p></div></p>

Mjolnir fridge magnet