A self-countersinking bugle head and sharp, fast-lead thread set flush in gypsum board without tearing the paper; coarse thread for wood studs, fine for steel track.
Conforms to

Bugle head and fast thread for board to stud.
A cross-section of stocked configurations. Not exhaustive — diameters, lengths, grades, and finishes extend across the full range on request.
Representative specifications — not exhaustive · NXB-DWS
Match the line to the load, the environment, and the standard it answers to.
Materials
Finishes
Standards
Typical applications
Served industries
Mating parts and adjacent lines engineers reach for alongside this one.
Coarse, deep thread with a tapered point for timber.
#4–#16 · Ø3–Ø8 mm
Corrosion-resistant exterior screw with a reinforced thread.
#8–#10 · Ø4.0–Ø4.8 mm
Forms or cuts its own mating thread in metal and plastic.
#4–#14 · Ø2.9–Ø6.3 mm
Hollow-wall fixing for plasterboard and panel.
#6–#14 · Ø4–Ø8 mm
Grade, material, finish, and standard — matched to your joint and quoted from stock. Tell us the load case and we’ll confirm the line.