If money isn't a concern, you should look into the MEDICOOL 24405 Turbo Electric File Manicure Kit, which will greatly lengthen the amount of time you spend scraping away at particularly thick nails. If you do want to save a lot in exchange for a bit less reliability, you may want to go with a Nail Genie or a similar product.
For your nails
By system, you mean category.. I'm not sure if you mean finger nails or like tool nails, so I'll give you both. Finger nails: Body parts Tool nails: Hardware
For your nails
hammer
hammer
Pincers
A hammer or a claw hammer, the 'claw' is used to pull out unwanted or bent nails.
A claw hammer is a versatile tool used for driving and removing nails, as well as for general carpentry tasks. The claw on the back of the hammer can be used to remove nails by leveraging and pulling them out. It is a common tool found in most households and workshops.
A tool for removing nails
nail clippers
A tool for removing nails
A nail set is the tool used to drive finishing nails below the surface.