Hardened, sharp-thread screws that tap their own thread as they drive — thread-forming (Type B/C) for ductile materials, thread-cutting (Type D/F/T) for harder stock, in pan, flat, and hex-washer heads.
Conforms to

Forms or cuts its own mating thread in metal and plastic.
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-STS
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.
Fully threaded, sharp thread for thin-gauge metal.
#4–#14 · Ø2.9–Ø6.3 mm
Uniform machine thread for tapped holes and nuts.
#2–1/2" · M2–M12
Coarse, deep thread with a tapered point for timber.
#4–#16 · Ø3–Ø8 mm
Bugle head and fast thread for board to stud.
#6–#8 · Ø3.5–Ø4.2 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.