set of punched washer including item no 1 punched washer a9 as per drg no is 2016 2018 material steel to is 2062 2011 reaffirmed 2021 coating as per mdts 057 warranty p eriod 30 months after the date of delivery set of punched washer including item no 1 punched washer a9 as per drg no is 2016 2018 material steel to is 2062 2011 reaffirmed 2021 coating as per mdts 057 warranty p eriod 30 months after the date of delivery item no 2 punched washer a18 as per drg no is 2016 2018 set