Hexagon Head Bolt DIN931/DIN933 

1). Standard: DIN931 bolt, DIN933 bolt 
2). Grade: DIN Gr. 4.8--Gr. 10.9 
3). Material: Carbon steel, alloy steel, etc. 
4). Surface: Plain, Black, ZP, ZY, H. D. G. etc. 
5). Packaging: 25kgs per box, 36 boxes per pallet 

Competitive Advantages, 
1). Top Quality control 
2). Reasonable Price 
3). Various of Design 
4). OEM Accepted 
5). Customer's Design and Logo are Welcome