Simpson Strong-Tie F12C250FDB Self-Drilling Flat-Head Screw with Wings — #12 x 2-1/2 in. #3 Square Type 410 (1800-Qty) (Pack of 64) Trim Head EA Reference: 707392804109

EA Reference: 707392804109

Black Powder-Coated Strap for 6x

Up to 80 1" spade bit holes in 2x4 lumber with a 2

ERP Part Number: S510ARN5

UPC: 50744039308717

Simpson Strong-Tie F12C250FDB Self-Drilling Flat-Head Screw with Wings — #12 x 2-1/2 in. #3 Square Type 410 (1800-Qty) (Pack of 64) Trim Head EA Reference: 707392804109Simpson Strong Tie F12C250FDB Self Drilling Flat Head Screw with Wings #12 x 2 1 2 in. #3 Square Type 410 (1800 Qty) (Pack of 64) Use this screw for securing wood, plywood and fiber cement to steel (up to 0. 209" thick). Wings bore through wood to create a clearance hole so piece does not climb up shank and then break off as they engage with steel. This Simpson product is designed for construction, connector, fastening, anchoring, and structural