Nickel-Plated Carbon Steel Knurled Thumb Nut for Bolts - M3 M4 M5 M6 M8. Discover the versatility of Knurled Thumb Nuts Featuring a knurled design for easy grip and quick fastening. Choose nickel-plated thumb nuts for a stylish and corrosion-resistant fastening solution, perfect for a wide range of applications.
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