... ,ANSI, BS,JIS,UNI 2)Size: M4-M20 3)Material: stainless steel 200,304,316 4)grade:A2,A4 Detailed Product Description1 ... ,ANSI, BS,JIS,UNI 2)Size: M4-M20 3)Material: stainless steel 200,304,3164)grade:A2,A4Every enquiry from you will ... prompt attention. kindly welcome to contact me directCode NoThread SizeAcross Flat(mm)Length(mm)Weight(g)100013/8-16123011.9