600-piece stainless steel hex bolt and nut kit, M3 M4 M5 M6 for industrial equipment and home maintenance.

Head Style：Socket High-concerned chemical：None Model Number：NLJ-600 DIY Supplies：Metalworking Origin：Mainland China Item Type：Nut & Bolt Sets

High-concerned chemical: None Model Number: NLJ-600 DIY Supplies: Metalworking Origin: Mainland China Item Type: Nut & Bolt Sets