Product: Hex bolts DIN 933 / DIN931 ASTM, ANSI, Size: M4 to M27, 1/4'' to 1-1/2'' Length: 18 to 250mm, 1'' to 8'' Material: Carbon steel and stainess steel A2, 304, 316 Grade: 4.8, 5.6, 8.8, 10.9 ASTM Grade 2, 5, Finishing for carbon steel: Plain, zinc plated(Cr3 or Cr6), HDG, Blackend Packing: Small boxes, or bulk in cartons, then euro pallets. We always supply quality goods for any customer ( small and big), and provide advance service.