... print,Company marks & serial No 3.W/ Bent Bolt 4.Strength>15KN Bolt Seal (SY-004W)(Container seal, High security seal, Metal ... 3. Strength: >15KN (High security with 8.0 mm diameter bolt !) 4. Customization: Laser print serial numbers and company marks on ... bolt. 5. Colors: red, yellow, orange, green, blue and white, various ...