New Klipsch Reference And Reference Premier Series What S That Sound Inspired By Lnwshop Com RP440C vs RP450C Jump to Latest Follow 1 9 of 9 Posts C CFreezi Registered Joined 2 Posts Discussion Starter #1 New to the forum but have been a Klipsch owner for about 23 years440c is midrange (that used to be a highend) stainless steel that offers great corrosion resistance and great wear resistance, and will take a great mirror polish so the answer is YES, It’s a good steel for knives, but It has low toughness Therefore I wouldn’t recommend it for hard usage (A boning knife, for example), it would be a great knife for the wet environment (Fishing knife or Klipsch r-34c vs rp-440c