... 1.Standard and nonstandard 2.DIN ISO UNC BSW AS JIS 3.Zinc plated,yellow zinc plated 4.Plain,black 5 ... A307/2/5/8/A325)Standard: DIN,ANSI,UNI,JIS,ISOincl.DIN931/933/601/960/961/6921, ANSI/ASME ... (ANSI A307/2/5/8/A325)Standard: DIN,ANSI,UNI,JIS,ISOincl.DIN912, ISO4762(3) Carriage Bolts:Diamete.: 5MM--20MM ... (ANSI A307/2/5/8/A325)Standard: DIN,ANSI,UNI,JIS,ISOincl.DIN603, ANSI/ASME 18.5, ISO8677(4)Hex. ...