Slicer Program: Slic3r Material Use: PLA Layer Height: 0.15mm First Layer Height: 0.25mm Infill: Honeycomb 25% Turn on generate support material Installation Notes: 1. You will need to use a mallet, flat head screwdriver and pliers to remove the support material. -Lightly tap the mallet on the flat head screw driver to the edges where the inner perimeter wall meets the support material. -Remove loose support material with needle nose pliers 2. Sand the innner hexagon with 150 grit sandpaper, until smooth. Clean inner PLA dust created. 3. Place cleaned lug nut onto car lug and lightly tap with mallet, until it fits snug. You may want to remove and re-install the lug cap a few times to loosen the cap for easier future removal. 4. To remove you will need to use "Tongue-and-groove pliers", as the lug cap may be very tight.