DIN 910
| Replace DIN 910:04.25,04.56,09.59，DIN 910 part 1:12.43,01.73,06.83，DIN 910 Part 2:04.25
Heavy-duty hexagon head screw plugs
•Korea Metal Week, Jun 17-20, 2020, South Korea
•Fastener Fair India New Delhi, Sept 4-5, 2020, New Delhi, India
•Manufacturing World Nagoya, Sept 9-11, 2020, Nagoya, Japan
