(cospaly) N&K chain blade V2

I have make some update on (cospaly) N&K chain blade V2 whit up the size of the chains blade and design so up can make chain blade bigger by add chainsword_3_v2.stl file.

For people that are asked for the handle to not have to Inscription I have now uploaded that handle keys without the filename is chainsword_7_v3.stl

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i have add some new files :
- CS pins 2-1.stl X 1 copy
- CS pins 2-2.stl X 7 copy