They are heavy carbon steel self-tapping screws having sharp point drill and thus can drive through up to 12 mm material thickness without any advance drilling. They can be employed on metal, wood, and composite materials’ surfaces.

Reasons Why This Screw is The Right Choice:

No Need to Pre-Drill – Time and labor saver

Very Strong – Heat-treated carbon steel for increased strength

Rust-Resistant Coating – Protection against corrosion

Winged or Non-Winged – Wings remove metal while drilling (optional)

Material:

  • Carbon Steel (1022 or equivalent) – Heat-treated for hardness

Finishes Available:

  • Zinc-Plated (White)
  • Galvanized
  • Ruspert or Phosphate Coated (for enhanced rust protection)

Drill Point:

#5 Drill Tip – Will drill through metal up to 12 mm thick

Available Sizes:

  • Diameters: 4 mm, 4.8 mm, 5.5 mm, 6.3 mm
  • Lengths: 10 mm (3/8″) up to over 200 mm (6″)

Thread Options:

  • Fine, Coarse, or Hi-Lo – For a range of materials

Head Styles:

  • Hex Washer Head, Pan Head, Flat Head, Countersunk

Where to Use:

Metal Framing & Roofing – Like steel studs and metal sheets

Wood-to-Metal Fixing – Ideal for decking and subframes

HVAC & Electrical Installations – Enclosures, ducts, etc.

General Construction – Strong and reliable for a range of jobs

Thick Materials – Ideal for purlins, channels, and other heavy-duty metal work

These screws are ideal for anyone that needs strong, fast, and convenient fastening—especially for heavier metal or harder work.