... seals, all products are widely used in the field of sea, land and air transportation, postal service, supermarkets, ... , etc.Specification:1.8mm diameter steel perch2.The height of male and female: 73.4mm X 34. ... 8mm 3.The bottom size of both male and female: 20.4mm ... cutters, eyes protection is necessary6.According to standard of ISO17712Tension strength:>1400kgfColor:Red, yellow, green, blue, ...