Item: Drill Rod Coupling for Blast Hole Drilling, SBSh-250 MNA-32 (or equivalent) Additional Requirements 5. Manufacturing year: Must be newly manufactured in 2026. 6. Documentation: Must be provided in Mongolian and/or Russian and/or English. 7. During delivery, the Supplier shall submit the ISO 9001 Quality Management System Certificate and the Certificate of Origin. 8. The assembly drawing of the coupling shall be approved by the manufacturer and submitted as part of the tender documentation. 9. The chemical composition certificate for the steel used in the coupling shall be confirmed by the manufacturer and submited as part of the tender documentation
