Acorn S-WM14314G250 Metal Building Screws, 3-1/4" SpecialDiscount perfect in its simplicity

perfect in its simplicity

For Wet or Dry Locations

Heavy-duty design offers 175 lbs of tensile strength

Back rolling is suggested when spraying

but that is also bird friendly

Acorn S-WM14314G250 Metal Building Screws, 3-1/4" SpecialDiscount perfect in its simplicityWood to metal screws are made from C1022 steel, case hardened for fastening wood to steel or aluminum. #10 24 screw is a Phillips wafer head. #12 24 (#14 Head) and #14 20 screws are star drive flat head. The star drive flat head reduces camout and end load, handles greater torque than Phillips or square drive, and eliminates spinning and fastener damage. For star drive use a T30 drill bit (not included). Reamer wings drill through wood and snap off