Basic Info Model NO:DIN934 Type: Hexagon Head Head Style: Hexagonal Material: Carbon Steel Standard: DIN934 Additional Info Trademark: MY Packing: 25kgs Per Box, 36 Boxes Per Pallet Origin: Ningbo China HS Code: 7318160000 Export Markets : USA, Canada, Brazil, U. K., France, Germany, Spain, Italy, Switzerland, Dubai, Singapore, Malaysia, Japan, Korea. Etc. Product Description 1) Grade: DIN934 Class6,8,10 2) Size: M4-M100 3) Material: Carbon steel, stainless steel, alloy steel 4) Surfaces: Plain, brass, black, zinc, HDG, Nickel, phosphate. 5) Packaging: Standard export packing or according to your demand