secondary hands

if you alrready have a extra pair of hands you don't get the crafting hands 

crafting hands
when you gain this feat you now know via expending 100gp and a a minimum of a week of work (8 hour of work maximum per day) how to create an extra set of hands via mechanical (exaple: be an artificer) o magical (example: be a wizard) means and you determine its appearance and whatever if they are attached to you or not if they are not attached to you simple they float around you via mechanical o magical means 

also this feat you the following benefits 

• 1+ to your ac
• advantage to graple a creature
• these hands can use weapons shields and magic items
• your gain a second free interaccion
• BONUS HANDS: you can use you bonus action to attack with a weapon that is in your other pair of hands or cast a cantrip 
  
  --------------------------------------------------------------------------
  

  (optional ask to the DM if he allow this option)
  improved hands (lvl 8)
  if your choose this feat for a second time you gain the following benefits:

• 2 times per short rest you can have a extra accion
  (nerfed option: you cannot attack or cast a spell that can deal damage with this extra accion)
  
  extendo hands
• (if not attach to you) 3 time per shot rest using your accion you can send your secundary hands up to 30 feet around you to push someone 10 feet or graple a creature
  if you do this while these hands are more than 15 feat of you cannot use bonus hands and these hands and drop whatever it carries if these are more than 5 feet of you for 3 rounds the hand run out of energy and fall to the ground until it is within 5 feet of you 
  
  full atack
• (if attach to you) 3 time per short rest you can use you do a melee attack whin all you hands and the damage of that attack doubled and you cannot use bonus hands until the end of this turn (if dm allow it you can choose to work with spells instead)