1.Material :Carbon Steel C1022 ,Stainless Steel
2.Head Type : Hex Washer Head ,Flat Head , Pan Head , Chess Head ,Round Head .
3.Drive Type : Phillips ,Slotted , Combo Phillips&Slotted
4.Thread Type :AB,A,B
5.Surface :Zinc ,Yellow Zinc,Black Phos,Docromet ,Nickel ,Brass
6.Packing :Bulk Packing ,Small Color Box Packing ,Plastic Bags ,DIY Packing
7.Delivery :40days