ITW GRK Fasteners 12161 Screw Rss Handy Pack 1/4 Inch By 3-1/8 Inch

Easy to install lag alternative. zero stripping recessed star drive. cee thread for a clean finished look. w-cut for low torque, smoother drive. zip-tip for no pre-drilling, faster penetration. washer head provides immense holding power. cutting pockets provide a clean hole, reduces splitting, and bore with precision. esr-3201 approved for structural application. climatek coated: ac257 code approved for use in treated lumber. for interior/exterior use in: carrying beams, ledger boards, stair rails, deck posts, playground equipment and other professional applications.