ST Fastening 8-18 x 5/8" HWH Steelbinder Self-Drilling Metal Roofing Screw - Electro-Galvanized, Pkg 250 Collated Joist Hanger Nails Whether you're constructing decks

Whether you're constructing decks

Drive screws until the head is flush with the surface

Assemble: At the jobsite

The seal will not freeze

Flexible design: #1 Roofjack size fits pipe sizes from 1/2" - 4"

ST Fastening 8-18 x 5/8" HWH Steelbinder Self-Drilling Metal Roofing Screw - Electro-Galvanized, Pkg 250 Collated Joist Hanger Nails Whether you're constructing decks8 18 x 5 8" 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.