20 Non-metal fastener screws, non-metal cotter pins, non-metal dowel pins, washers not of metal, washers solely made of plastic, springs made principally of plastic, spring lock washers of plastic, non-metal fastener nuts. square taper washers, not of metal, rivets, not of metal, wall hooks not of metal for pipes, non-metal multiuse hooks for hanging home accessories, pot hooks, not of metal, non-metal clothes hooks, non-metal hooks for clothes rails, non-metal robe hooks, nails, not of metal, clips not of metal for cables and pipes, clips not of metal for ventilated facades, screw rings not of metal, muffs not of metal for pipes, threaded bolts, not of metal, non-metal latch clamps, non-metal roof clamps, clamp not of metal for ventilated facades, non-metal cam clamps, non metal eye bolts; threaded rods, not of metal; screw inserts, not of metal.