About this 3D model

Coil for filament Greg length of 400 meters, a team consisting of 2 parts.Manufacturer of filament: https://greg-3d.ruGroup in "vk.com": https://vk.com/greg_3dGroup in "facebook": https://www.facebook.com/Greg3DFactoryhttps://www.youtube.com/watch?v=eiBQcBy88O4&t=14s