Ever Ready Corn Replacement Blades 10s For use with the Ever Ready Corn Plane Instructions for fitting a new blade: The knife consists of handle, slider & blade. To take apart the plane, grip the handle firmly & pull slider with thumb. Insert new blade onto slider & push slider onto the head, push forward firmly with thumb into position. Only use in Ever Ready Corn Plane. Caution: Diabetics & people with poor circulation should consult their Doctor or Chiropodist before using this product.