Steel Fiber Material :Steel Type :hooked ,ripple,shear,waved,chopped,common etc. Appearance:bright&cleaning Steel Fibers is a new type of ... construction material .Material:steel wireAppearance :bright&cleaninghead type: ripple,shear,waved,chopped,hooked, ... bag ,common 20kg or 25kg per bagFunction : Mixed with steel fiber concrete cement will apparently have all kinds of functions ...