10Pcs 304 Stainless Steel Nylon Insert Lock Nuts, Metric Hex Self Locking Anti-Vibration Nuts For Furniture Machinery Repair Hardware

10 Pack Metric Nylon Insert Lock Nuts made of premium 304 stainless steel, anti-rust, corrosion resistant for indoor & long-term outdoor use. Core Advantages Built-in blue nylon locking ring: Creates tight friction to prevent loose slipping under vibration, effective anti-loosening effect. Polished stainless steel surface: Smooth burr-free finish, high tensile strength, durable for repeated disassembly. Complete metric size range: M4/M5/M6/M8/M10/M12/M14/M16/M18/M20 to match all standard metric bolts. Wide Application Ideal fastener for furniture assembly, cabinet hardware, machinery equipment, motorcycle, bicycle, DIY woodworking, auto repair and general industrial fixing. Package Includes: 10pcs nylon lock nuts only, bolts not included, packed in transparent PP mini bag. Size Reference M4: Outer Dia 7mm, Height 5mm M5: Outer Dia 8mm, Height 5mm M6: Outer Dia 10mm, Height 6mm M8: Outer Dia 13mm, Height 7.8mm M10: Outer Dia 17mm, Height 9.8mm M12: Outer Dia 19mm, Height 12mm M14: Outer Dia 21mm, Height 14mm M16: Outer Dia 24mm, Height 16mm M18: Outer Dia 27mm, Height 18mm M20: Outer Dia 30mm, Height 19.9mm Note: Manual measurement error exists, please confirm size before purchase.