Does this sentence look natural?

After unsuccessful results of using so many tools, Kichoi was used which leads to successful cutting ability.

No, it doesn’t.
Who or what is Kichoi?

After unsuccessfully trying a variety of cutting tools, we/he/they etc. tried Kichoi, and achieved a successful, clean cut.

(Subject line has been edited so that it is correct.)

Kichoi is a cutter.
Thanks for your effort.