T Nut Carbon steel material with C1010 Zinc plated ,metric or BS sizes . Standard along with Non-standard . Brand name:JC T NutCarbon steel material with C1010,Zinc plated ,metric or BS sizes .M6-M30Standard Such as DIN ,ISO ,JIS , AISI and GB along with Non-standard .Coarse threads and fine threads , full hole , without any burr or scratch .Salt Spray Testing above 12h .Brand name:JC Popular ...