American Eagle instruments have a special steel alloy with excellent wear resistance and corrosion resistance. Only the finest materials available to the dental market are used in the manufacturing process. American Eagle instruments are perfectly balanced to reduce muscle strain of the hand and arm. American Eagle instruments come ready to use, extra sharp cutting edges right out of the package. American Eagle instruments come available in two different handle types "X" and "Z". The "X" handle is a 3/8" light weight colored resin handle and the "Z" handle is a 3/8" light weight stainless steel handle.