stud bolts 1.Bolt Size,M2-M100 2.Material,stainless steel,carbon steel 3.SGS, ... Zinc Nickel plated,Black Oxide,Hdg astm a325 stainless steel hex bolts 1. Standard:DIN, ANSI, BSW, JSB ... request&design.2. Material:Carbon steel, Alloy steel, stainless steel or according require3. Grade: Metric standard: ... Grade12.9.Inch standard: Grade2, Grade5, Grade8, B7. stainless steel , A2-70, A4-70, A4-804. Dimension ...