ST Fastening #12-24 x 2" HG Steelbinder Self-Drilling Metal Roofing Screw - Alamo White, Pkg 250 Hidden Deck Fastener Systems The standard drill depth is

The standard drill depth is 14-1/2"

No Nut Required: Grips the bolt directly for faster setup and removal

non-welded connector available for solid sawn

Nosepiece features non-skid teeth and sure-grip guide tube that increases stability for a broad range of screws

Electrical box and conduit mounting

ST Fastening #12-24 x 2" HG Steelbinder Self-Drilling Metal Roofing Screw - Alamo White, Pkg 250 Hidden Deck Fastener Systems The standard drill depth isHG Steelbinder Self Drilling Metal Roofing Screws provide fast, reliable fastening for metal roofing and siding to steel structures. With a self drilling tip for efficient installation and an EPDM washer for a watertight seal, their high grade materials ensure exceptional strength and durability in demanding environments. Key Features: Self Drilling Tip: Simplifies installation by eliminating the need for pre drilling. High Grade Construction: