535-piece hexagon head bolts, nuts and flat washers kit, M3/M4/M5/M6 heavy duty stainless steel full thread

Head Style：Hexagonal High-concerned chemical：None Model Number：535pcs DIY Supplies：Metalworking Origin：Mainland China Item Type：Nut & Bolt Sets

Head Style: Hexagonal High-concerned chemical: None Model Number: 535pcs DIY Supplies: Metalworking Origin: Mainland China Item Type: Nut & Bolt Sets