ST Fastening 8-18 x 1/2" HWH Steelbinder Self-Drilling Metal Screw - Electro-Galvanized, Pkg 250 LUC/HUC/HUCQ Concealed Face Mount Joist Hangers Using a fixed-depth drill bit

Using a fixed-depth drill bit prevents overdrilling

Whether for decks

Perfect for use in gazebos

maintaining integrity under variable loads

or upgrading a deck frame

ST Fastening 8-18 x 1/2" HWH Steelbinder Self-Drilling Metal Screw - Electro-Galvanized, Pkg 250 LUC/HUC/HUCQ Concealed Face Mount Joist Hangers Using a fixed-depth drill bit8 18 x 1 2" HWH Steelbinder self drilling pole barn screws are designed for general metal to metal construction applications. This includes HVAC, roof deck to steel framing, and roof clips to steel framing. The Drill Point is designed to penetrate a wide variety of metal thicknesses from thin sheet metal to 0. 250" with no "point walking". These Hex Washer Head screws come without a bonded sealing washer.