The made in the USA ones, like Laserlinez and Silverpenparts, are the best of the best.
If you are just looking for a quality set of components, something better than the 24k gold and chrome offerings, almost all of the vendors here carry some form of the higher plating components. Look for TnGold and Rhodium ... lots of components available ... check the vendor forums/catalogs and those who have helped sponsor the BASH!