Standard: A563
Grade: A,B,C,DH
Material: stainless steel, carbon steel, alloy steel
Surface: black,plain, zinc, HDG,etc
Package: 25kgs per box, 36 boxes per pallet
Manufacturer claims:
1)Competitive price with high quality
2)Various of Design
3)Top quality control
4)Ensure delivery in time
5)Nice solid packing
ASTM A563 Gr.B Heavy Hex Nuts




