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SEMS SCREW steel socket head sems screw with flat washer-full thread, Black

SEMS SCREW steel socket head sems screw with flat washer-full thread, Black

  • SEMS SCREW, Flat washer-full thread-Black
  • Steel socket head sems screw with flat washer
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  • Material: carbon steel, stainless steel, alloy steel, copper, aluminum and other materials
    Hardness: specified according to the customer's drawing.
    Surface treatment: black, black zinc, nickel plating, galvanizing, etc., according to customer needs.
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