Screw Nuts Set 1080pcs Black Carbon Steel Semi-Circular Head Hex Nut Bolt Flat Washer Wrench Combination
- Carbon steel is blackening treatment, it is not easy to rust, protect the workpiece.
- M2, M3, M4 metric standard size for daily basic maintenance and installation and DIY requirements.
- Black carbon steel, high hardness, not easy to break, long service life.
- Well packed and assorted in a resealable transparent box for convenient storage and carry.
- A variety of specifications to meet different needs.
