>>54>3d printed knivesbut why
>best plasticprobably ABS, vid related, gonna drop the second one in another post
>is it legalthey still are centerfire guns, so yeah-ATF is gonna shoot your dog.
>any good weaponsthere's a pretty large archive here
https://fosscad.org/fc/cad/get some .stl viewer or something (grabcad maybe since that shit's good and free)
>printer you should useboils down to how accurate it is, most cheap ones have a printing accuracy of 0.2mm, you're probably gonna have to get something better than that, but expect to part with a lot of money.
>any good weaponsGood weapons have metal in their construction. They may use the plastic as a base, but all pressure-bearing parts, (bolt, barrel etc) should be from metal in my opinion.
Like this one here:
https://www.youtube.com/watch?v=aTW7OF4k55Q