ST Fastening 8-18 x 1/2" HWH Steelbinder Self-Drilling Metal Screw - Electro-Galvanized, Pkg 250 23 Gauge Collated Headless Micropins Available in multiple lengths and

Available in multiple lengths and corrosion-resistant finishes

Interior framing and exposed timber designs

Quick & Clean Install: No secondary expansion

and preservative-treated woods in outdoor environments

ST Fastening 8-18 x 1/2" HWH Steelbinder Self-Drilling Metal Screw - Electro-Galvanized, Pkg 250 23 Gauge Collated Headless Micropins Available in multiple lengths and8 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.