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Thumb Screws 50Pcs M3/M4*12mm Aluminum alloy colorful knurled thumb screws computer chassis side panels DIY knurled hand tighten screws(Blue,M3)
Material: the male thread knurled clamping knobs are made of quality materials, with good hardness, strength, corrosion resistance and wear resistance; It is a fastening accessory that can be applied for a long time and could be reusable for most...
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