3/4" (19.05 Mm) Dia. Zinc Plated/Galvanized Lock Bolts With Collar3/4" (19.05 Mm) Dia. Zinc Plated/Galvanized Lock Bolts With Collar,3/4" (19.05 Mm) Dia. Zinc Plated/Galvanized Lock Bolts With Collar, Grip No. 12 With Grip Range 19.05 - 25.40 Mm. Material And Specification : Rdsos Spec No. : Is/Rdso-Wd/0001: 2022. 1: 20 22. [ Warranty Period: 30 Months After The Date Of Delivery ] ] Sse(C&W)/Tata, Ser Jharkhand 5000.00 Set Sse(C&W)Bndm, Ser Odisha 20000.00 Set