The Zytel knife scales over a stainless steel liner inter frame with aluminum back spacers assembled with offset torx fasteners. AUS 6M high carbon stainless steel for greater everyday utility. The Carson Flipper or Thumb Bob allows easy opening and closing. All styles have Lubrous washers for the bearings and a removable black corrosion-resistant plated stainless steel clothing/gear clip. The M16-12Z is a tough little bulldog, with a 3.00" dual grind Tanto-style blade.