Slotted Pan Head Tapping Screw - Type -C St 4.2 X 16 -C To Is:7173-89 (Reaffirmed 2004),Bright Zinc Plated (Bzp) To Is:1573-86 (Reaffirmed 2006) To Service Grade No.2 Of Tab- 2. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]