Where do we place our tools or fingers for this action.
I'm 16
Your clitoris and/or vagina depending on what 'tools' you use.
Can you be more specific about what you mean, or what other help you need.
https://www.steadyhealth.com/articles/top-things-every-woman-should-know-about-masturbation_a2441.html?show_all=1
Hope this helps