Designed for attaching fiber cement backer board to wood or light gauge, 26 to 20, steel. No pre drilling necessary. #2 square drive prevent bit from slipping. For Bathtub/shower, countertops, floors, sink backsplash. Includes square drive bit. Reviews There are no reviews yet. Be the first to review “Backer-On 23411 Screw, #10 Thread, Serrated Thread, Flat Head, Square Drive, Gimlet Point, Steel, Zinc” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.
