View 2 of Backer-On #9 x 1-5/8 in. Serrated Flat Head Star Drive Cement Board Screws (575-Pack)

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View 1 of Backer-On #9 x 1-5/8 in. Serrated Flat Head Star Drive Cement Board Screws (575-Pack)View 2 of Backer-On #9 x 1-5/8 in. Serrated Flat Head Star Drive Cement Board Screws (575-Pack)