These bolts and nuts files are for connecting two NEXTFILA bobbins together.
You may need these bolts and nuts to connect a remaining NEXTFILA filament to a new NEXTFILA filament.
There are several types of 3D printer in the world, so there are several types of bolts and nuts needed.
Download and print what you want to use connectable filament.
see web site : http://www.nextfila.com
and see my Indiegogo crowd funding campaign : https://igg.me/at/nextfila
Joined over 8 years ago
Gwangju-si, Gyeonggi-do, Republic of Korea
I am an inventor of an idea "NEXTFILA - the world's first connectable 3D printer filament system" for solving some problems in FFF 3D printing.You can use a remaining filament completely and you don't need waiting to change filaments.I...