10pcs 304 Stainless Steel Self-locking Nut Hex Nylon M2 M3 M4 M5 M6 Locknut Hardware Accessory Black Silver Insert Lock Nut

High-concerned chemical : None Type : Hexagon Nuts Model Number : Home Improvement Tools is_d : None DIY Supplies : Metalworking Material : Stainless steel Origin : Mainland China Certification : NONE