BIS-ISI Certification: Raised Countersunk Head Screws – Grade A
Product Raised countersunk head screws (Common Head Style) with type H or type Z cross recess – Product grade A Certification Body Bureau of Indian Standards Indian Standard IS 7486: 2018/ ISO 7047: 2011 Scope ————————— Voluntary/Mandatory Proposed under Mandatory Implementation date 17th March 2025 End-use application Raised countersunk head