The files from my video Blender 3 wi Coffin grinder video

Blender 3d wi coffin grinder01
 

Made using the same design process, base coffin from this print:

After I print this, I smooth and seal it, then cast a platinum silicone mold using Ecoflex 00-50 or Dragon Skin 10, and cast a positive in Ecoflex or Dragon Skin platinum silicones

https://www.smooth-on.com/products/ecoflex-00-50/ 

https://www.smooth-on.com/products/dragon-skin-10-medium/

Sold on Etsy Shop: WarminsideCreations