150 pieces of threaded flat head rivet nuts, M4 stainless steel threaded rivet nuts, various threaded inserts for plastic threads (9 mm x 11 mm)

【Sturdy and durable】: Metric thread flat nuts and rivets are made of high quality stainless steel. They are rust resistant, which can ensure a long service life.

【Deep Thread】: These deep thread rivet nuts are knurled with a deep thread inside, which fixes effectively and is non-slip. The knurled nut makes it easier to insert into the machine.

【Excellent installation tools】: Excellent rivet screw nut installation tools for easier and faster work.

【Size and quantity】: Type: M4; Quantity: 150 pieces.

【Widely used】: The screw nut crimp can be easily installed in many types of materials, including steel, plastic and fiberglass.

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