Plastic products 39 172 100 ethylene polymer rigid pipe
39 172200 propylene polymer rigid pipe
39 172300 Rigid pipe made of vinyl chloride polymer
39 172900 Other plastic rigid pipes
39 173 100 plastic hose with minimum bursting pressure of 27.6 MPa.
39 173200 Other plastic pipes without accessories, not reinforced and not combined with other materials.
39 173300 Other plastic pipes with accessories, unreinforced, not made of other materials.
39 173900 Pipe made of other plastics, reinforced or combined with other materials.
39 174000 plastic pipe fittings (for example, joints, elbows, flanges)
39269090.90 Plastic fasteners for other plastic products (including products using materials listed in numbers 390 1 to 39 14).
Steel products 73 18 1 100 lag screw
73 18 1200 Other wood screws
73 18 1300 Hook head screws and ring head screws
73 18 1400 self-tapping screw
73 18 1500 Other screws and bolts (whether with nuts or washers) screws/bolts/fasteners
73 18 1600 nut
Thread products not listed in 73 18 1900
73 182 100 Spring Washers and Other check washer Spring Washers
73 182200 Other washing machines
73 182300 rivet rivet
73 182400 pin and cotter pin
73 182900 Other Unthreaded Fasteners
7320 10 10 leaf springs and reeds for railway vehicles
7320 1020 automobile leaf springs and reeds
7320 1090 Other leaf springs and reeds
732020 10 spiral spring for railway vehicles
73202090 Other coil springs
732090 10 Other Springs for Railway Vehicles
73209090 Other Spring
Copper Products 74 15 1000 Nails, flat-headed nails, pushpins, copper-headed U-nails (except goods of heading 83.05) and similar products made of copper or steel.
74 152 100 copper washer (including spring washer)
74 152900 Other non-threaded copper products
74 1533 10 copper-headed wood screws are made of copper or steel.
74 153390 Other copper head screws, bolts and nuts made of copper or steel.
74 153900 Other copper thread products
Aluminum products 76 16 1000 aluminum nails, flat nails, u-nails (except goods of heading 83.05), screws, bolts, nuts, hook screws, rivets, pins, cotter pins, washers and the like) fasteners.
Base metal products 83082000 base metal pipe rivets and open rivets