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25 pack of 4-40 x 3/8" Button Head Screws. Thread Pitch: 4-40 Head Style: Button Head Diameter: #4 Length: 3/8" Finish: Black Oxide Package Quantity: 25 Screws Grade: Class 12.9 Material: Alloy Steel Measurement Type: Inch Thread Style: Fully Threaded Thread: Coarse Drive Size: 1/16" hex
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🇺🇸 Ship from USA · On Agora since 2025
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