Qi Sheng self drilling screws feature a drill-point tip that can drill and fasten in one step, improving installation speed in many metal-to-metal and metal-to-structure applications. They are commonly used for sheet metal, steel frames, and roofing assemblies where productivity and consistent fastening are priorities.
We offer multiple head styles and sealing options depending on the application, with material and surface treatments to support corrosion resistance in demanding environments. OEM and wholesale buyers can source by specification and receive consistent bulk supply.
For accurate quoting, share the base material thickness, screw size, head type, finish, and quantity.

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Self tapping screw with flat head and Phillips drive for secure fastening.
Self tapping screw with flat head and Phillips drive for secure fastening.

Countersunk Flat Head Phillips Self Tapping Screw

  1. Complies with ISO 7047, ANSI B18.6.3, DIN 7982; flush-mount self-tapping fasteners
  2. Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8
  3. Structure: Countersunk flat head + Phillips cross-slot + self-tapping thread + sharp tip (full thread).
  4. Surface treatments: Zinc plating, nickel plating, black oxide
  5. Size M2–M8, length 6–50mm
Self tapping screws with hex heads for easy installation and secure fastening.
Self Tapping Screw for Metal and Plastic Applications.

Hex Head Self Tapping Screw

  1. Complies with ISO 7048, DIN 7975, ANSI B18.6.3; general-purpose self-tapping fasteners.
  2. Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8.
  3. Structure: Hex head + self-tapping thread (forming/cutting optional) + sharp tip (full thread).
  4. Surface treatments: Zinc plating, nickel plating, black oxide
  5. Size M2–M12, length 6–50mm
Self Tapping Hex Head Screw for Metal and Plastic Applications.
Self Tapping Hex Head Screw for Metal and Plastic Applications.

Hex Head Self Tapping Screw with Cutting Thread

  1. Complies with ISO 29640, DIN 7976, ANSI B18.6.3; cutting-type self-tapping fasteners
  2. Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8
  3. Structure: Hex head + cutting thread (sharp edges) + tapered drill tip (full thread)
  4. Surface treatments: Zinc plating, nickel plating, black oxide
  5. Size M3–M12, length 16–50mm
Hexagon socket cap screw for self-tapping applications. Durable metal construction with precise thre.
Hexagon socket cap screw for self-tapping applications. Durable metal construction with precise thre.

Hexagon Socket Cap Head Self Tapping Screw

  1. Precision self-tapping fasteners.
  2. Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8.
  3. Structure: Hex socket cap head + self-tapping thread + sharp tip (full thread).
  4. Surface treatments: Zinc plating, nickel plating, black oxide
  5. Size M2–M8, length 6–50mm
Pan head Phillips self tapping screws for metal and plastic applications.
Pan head Phillips self tapping screws for metal and plastic applications.

Pan Head Phillips Self Tapping Screw

  1. Complies with ISO 7046, ANSI B18.6.3, DIN 7981; general-purpose self-tapping fasteners
  2. Material: Carbon steel (1018), stainless steel (304/316); strength grades 4.8–8.8
  3. Structure: Pan head + Phillips cross-slot + self-tapping thread + sharp tip (full thread)
  4. Surface treatments: Zinc plating, nickel plating, black oxide
  5. Size M2–M6, length 6mm–80mm