threaded rod /din976/thread bar Material: steel/ss304/ss316 threaded rod /din976/thread barDiameter: M3-M52 or 3/16''-1-7/8"Length: 30MM-3000MM .1).Surface: HDG, Plain, Zinc Plated, Black, Yellow ZPT2).Strength Grade: 4.8. 6.8, 8.8, 10.9, 12.93).Production Standard: GB, ISO, DIN, JIS, BS. Din976