50Pcs M6 X 1.0Mm Hex Lock Nuts, 304 Stainless Steel Self-Locking Nuts Nylon Inse
50Pcs M6 X 1.0Mm Hex Lock Nuts, 304 Stainless Steel Self-Locking Nuts Nylon Inserted Hex Locknuts for Industrial and Construction Fasteners, Plain Finish. High Quality: These nuts are made of high quality 304 stainless steel, with good corrosion resistance and high hardness, long service life, and these nuts use corrosion-resistant nylon ring, which greatly reduces the looseness under vibration and torque.