Tenders for Supply of Slotted Counter Sunk Flat Head Tapping Screws Common Head Style Ty Pe C St4, 8 X 38-C Is 7170-89 Reaffirmed 2004, Bright Zinc Plated Bzp To Is:1573-86 Reaffi Rmed 2006 Service Grade No.2 Of Tab-2. Warranty Period: 30 Months After The Date Of Delivery