ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Bright White, Pkg 100 Van Beest Bolt Type Chain Shackles Let the Drill Point Work:

Let the Drill Point Work: Apply steady pressure during penetration

Also available in a 100 foot length and a 300 foot length

Note: Confirm framing depth and panel assembly requirements before selecting extended-length fasteners

Ergonomically designed for increased safety

Compatible with 9/32" Pewag security chain

ST Fastening #12 X 4-1/2" InsulDrill Metal Roofing Screw - Bright White, Pkg 100 Van Beest Bolt Type Chain Shackles Let the Drill Point Work:ST Fastening #12 x 4 1 2" InsulDrill Metal Roofing Screw Bright White, Pkg 100 For insulated metal roofing systems requiring additional penetration depth, this #12 x 4 1 2" InsulDrill screw delivers dependable fastening strength and a clean Bright White finish. Built for post frame and residential applications, it secures panels through insulation and into wood substrates with confidence. Each package includes 100 screws for consistent jobsite supply.