Hexagonalsocket head screws and bolts, of stainless steel "whether or not with their nuts and washers" (excl. wood screws, selftapping screws and screws and bolts for fixing railway track construction material)
Hexagonalsocket head screws and bolts, of iron or steel other than stainless "whether or not with their nuts and washers" (excl. wood screws, selftapping screws and screws and bolts for fixing railway track construction material)