Combine cornflake crumbs, sugar and butter in a 13x9-inch baking pan. Mix well. With the back of a tablespoon, press mixture evenly in bottom of pan. Sprinkle pecans evenly over crust. Sprinkle chocolate chips over pecans. Sprinkle coconut over chocolate chips. Pour sweetened condensed milk evenly over coconut. Bake at 350 degrees for about 25 minutes, or until lightly browned. Makes 54 2x1-inch bars.