In this video we'll learn how to make built-in holders for locknuts when attaching parts together and than optimize faces for support-free 3D printing.Smart Mirror with PyPortalhttps://learn.adafruit.com/smart-mirror-with-pyportalGet PyPortal from Adafruithttps://www.adafruit.com/product/41163D Parts on GitHubhttps://github.com/adafruit/Adafruit_CAD_Parts/Visit the Adafruit shop online - http://www.adafruit.com-----------------------------------------LIVE CHAT IS HERE! http://adafru.it/discordAdafruit on Instagram: https://www.instagram.com/adafruitSubscribe to Adafruit on YouTube: http://adafru.it/subscribeNew tutorials on the Adafruit Learning System: http://learn.adafruit.com/-----------------------------------------