The Premium line comes standard with a Powder D2 blade which is an upgrade from regular D2. The Premium Lightweight series has internals re-engineered to give you a smoother dependable action. The Handle is made of 6061-T6 Anodized Aluminum which are machined out of a solid billet giving better tolerances. The Templar Knurling on the top and bottom of the handle adds to a better grip. The internal parts are all CNC'd to complement the precision giving the smoothest action. The Premium line comes standard with a Powder D2 blade which is an upgrade from regular D2.