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Stainless Steel Screws

  • Stainless Steel Self Drilling Metal Screws

    Stainless Steel Self Drilling Metal ScrewsDetailDimension Table

    Stainless steel self-drilling metal screws are specially designed screws that can drill holes in metal materials for installation without pre-drilling steps, thereby improving work efficiency. These screws are usually made of stainless steel, have high strength and corrosion resistance, and are suitable for quick installation on stainless steel plates. Stainless steel self drilling screws are widely used in the need for rapid installation and high connection strength requirements, such as steel plate fixation in the construction industry, and parts assembly in machinery manufacturing.‌

    Thread Size ST2.9 ST3.5 (ST3.9) ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.3 1.4 1.6 1.8 1.8
    dk max=nominal size 5.5 6.8 7.5 8.1 9.5 10.8 12.4
    min 5.2 6.44 7.14 7.74 9.14 10.37 11.97
    k 1.7 2.1 2.3 2.5 3 3.4 3.8
    r max 1.1 1.4 1.5 1.6 1.9 2.1 2.4
    Socket No. 1 2 2 2 2 3 3
    M1 3 4.2 4.6 4.7 5.1 6.8 7.1
    M2 2.8 4 4.2 4.4 5 6.3 7
    dp max 2.3 2.8 3.1 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 0.7~2.4 1.75~3 1.75~4.4 1.75~5.25 2~6
  • Stainless Steel Round Head Self Drilling Screws

    Stainless Steel Round Head Self Drilling ScrewsDetailDimension Table

    Stainless steel round head self-drilling screw is a kind of screw with high strength, corrosion resistance. It adopts self-drilling design, which can directly drill into wood and metal without pre-drilling, and has the advantages of simple installation and fast speed. At the same time, stainless steel self-drilling screw is not easy to rust, have good corrosion resistance, and long service life. In addition, the round head design improves the efficiency of tightening, reduces the chance of surface pressure, and can better protect the surface of the item. Therefore, stainless steel round head self-drilling screws are widely used in construction, furniture manufacturing, and other fields.‌

    Thread Size ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.4 1.6 1.8 1.8
    dk max 5.6 7 8 9.5 11 12
    min 5.3 6.64 7.64 9.14 10.57 11.57
    k max 2.4 2.6 3.1 3.7 4 4.6
    min 2.15 2.35 2.8 3.4 3.7 4.3
    r min 0.1 0.1 0.2 0.2 0.25 0.25
    R 5 6 6.5 8 9 10
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
    Socket No. 1 2 2 2 3 3
    M1 3 3.9 4.4 4.9 6.4 6.9
    M2 3 4 4.4 4.8 6.2 6.8
  • Stainless Steel Truss Head Self Drilling Screws

    Stainless Steel Truss Head Self Drilling ScrewsDetailDimension Table

    The stainless steel truss head self-drilling screws are a type of fastener designed for use in metal-to-metal or metal-to-wood applications, providing both the drilling and fastening functions in a single component.These screws are ideal for outdoor projects and applications where corrosion resistance is required, as they are made from high-quality stainless steel that is able to withstand harsh weather conditions. The truss head design offers a larger surface area for improved grip and increased strength, making it an excellent choice for heavy-duty projects.

    Thread Size ST3.5 (ST3.9) ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.3 1.3 1.4 1.6 1.8 1.8
    a max 1.3 1.3 1.4 1.6 1.8 1.8
    dk max 6.9 7.5 8.2 9.5 10.8 12.5
    min 6.54 7.14 7.84 9.14 10.37 12.07
    k max 2.6 2.8 3.05 3.55 3.95 4.55
    min 2.35 2.55 2.75 3.25 3.65 4.25
    r max 0.5 0.5 0.6 0.7 0.8 0.9
    R 5.4 5.8 6.2 7.2 8.2 9.5
    Socket No. 2 2 2 2 3 3
    M1 4.2 4.4 4.6 5 6.5 7.1
    M2 3.9 4.1 4.3 4.7 6.2 6.7
    dp max 2.8 3.1 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~2.25 0.7~2.4 1.75~3 1.75~4.4 1.75~5.25 2~6
  • Stainless Steel Phillips Flat Head Self Drilling Screws

    Stainless Steel Phillips Flat Head Self Drilling ScrewsDetailDimension Table

    Made from high-quality stainless steel, these screws offer exceptional corrosion resistance, making them ideal for use in demanding environments such as outdoor, marine, and industrial applications. And the countersunk head design allows for a flush surface upon installation, enhancing aesthetics and minimizing the risk of snagging or obstruction. This feature makes them an excellent choice for projects where appearance and functionality are equally important.

    AYA Fasteners is committed to providing high-performance fastening solutions that meet strict quality standards. Whether for construction, woodworking, or industrial applications, these countersunk self-drilling screws offer a perfect balance of strength, efficiency, and professional-grade results.

    Thread Size ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.4 1.6 1.8 1.8
    dk max 5.5 7.3 8.4 9.3 10.3 11.3
    min 5.2 6.9 8 8.9 9.9 10.9
    k max 1.7 2.35 2.6 2.8 3 3.15
    r max 1.2 1.4 1.6 2 2.2 2.4
    Socket No. 1 2 2 2 3 3
    M1 3.2 4.4 4.6 5.2 6.6 6.8
    M2 3.2 4.3 4.6 5.1 6.5 6.8
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
  • Stainless Steel Countersunk Head Self Drilling Screws

    Stainless Steel Countersunk Head Self Drilling ScrewsDetailDimension Table

    AYA Fasteners’ stainless steel countersunk head self-drilling screws are high-quality fastening solutions designed for durability, efficiency, and safety. These screws combine the benefits of a self-drilling tip with a countersunk head, providing a seamless finish while eliminating the need for pre-drilling.

    With sharped threads, these screws deliver superior holding power, reducing loosening over time. We can provide in a variety of sizes and specifications, ensuring compatibility with diverse applications such as roofing, decking, framing, and machinery assembly.

    Thread Size ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.4 1.6 1.8 1.8
    dk max 5.5 7.3 8.4 9.3 10.3 11.3
    min 5.2 6.9 8 8.9 9.9 10.9
    k max 1.7 2.35 2.6 2.8 3 3.15
    r max 1.2 1.4 1.6 2 2.2 2.4
    Socket No. 1 2 2 2 3 3
    M1 3.2 4.4 4.6 5.2 6.6 6.8
    M2 3.2 4.3 4.6 5.1 6.5 6.8
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
  • Stainless Steel Pan Head Phillips Self Drilling Screws

    Stainless Steel Pan Head Phillips Self Drilling ScrewsDetailDimension Table

    Stainless Steel Self Drilling Phillips Pan Head Screws, sometimes called Tek Screws, are designed to both bore and tap a hole through steel in one operation. Self Drilling Phillips Pan Head Screws are available in screw diameters from ST2.9 to ST6.3, and thread lengths from 9.50mm to 50.00mm. All of AYA’s Self Drilling Phillips Pan Head Screws are manufactured from high-quality Stainless Steel, and comply with DIN or ASME Standards. Additional material can be made available on request, please contact our sales team for details.

    Thread Size ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.4 1.6 1.8 1.8
    dk max 5.6 7 8 9.5 11 12
    min 5.3 6.64 7.64 9.14 10.57 11.57
    k max 2.4 2.6 3.1 3.7 4 4.6
    min 2.15 2.35 2.8 3.4 3.7 4.3
    r min 0.1 0.1 0.2 0.2 0.25 0.25
    R 5 6 6.5 8 9 10
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
    Socket No. 1 2 2 2 3 3
    M1 3 3.9 4.4 4.9 6.4 6.9
    M2 3 4 4.4 4.8 6.2 6.8
  • Stainless Steel Pan Head Self Drilling Screws

    Stainless Steel Pan Head Self Drilling ScrewsDetailDimension Table

    AYA stainless steel pan head self-drilling screws are manufactured using high-quality stainless steel, ensuring excellent resistance to rust, corrosion, and extreme weather conditions. These screws are ideal for both indoor and outdoor environments, providing long-term durability and performance. These AYA stainless steel pan head self-drilling screws are engineered for professionals who need reliable, high-performance fasteners for a variety of construction, industrial, and DIY applications.

    Thread Size ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P Pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a max 1.1 1.3 1.4 1.6 1.8 1.8
    dk max 5.6 7 8 9.5 11 12
    min 5.3 6.64 7.64 9.14 10.57 11.57
    k max 2.4 2.6 3.1 3.7 4 4.6
    min 2.15 2.35 2.8 3.4 3.7 4.3
    r min 0.1 0.1 0.2 0.2 0.25 0.25
    R 5 6 6.5 8 9 10
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range(thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
    Socket No. 1 2 2 2 3 3
    M1 3 3.9 4.4 4.9 6.4 6.9
    M2 3 4 4.4 4.8 6.2 6.8
  • Stainless Steel Drywall Screws

    Stainless Steel Drywall ScrewsDetailDimension Table

    Stainless steel drywall screws are specialized screws designed for attaching drywall (gypsum board) to wood or metal studs. They are typically with a sharp, self-tapping point and a bugle head that is designed to sit flush with the surface of the drywall. Drywall screws are available in various lengths and thicknesses, depending on the size and thickness of the drywall being installed. Stainless steel drywall screws offer a reliable solution for drywall installation in challenging environments where durability and resistance to corrosion are essential.

    Thread Size 3.5 4 4.3
    d
    d max 3.7 4 4.3
    min 3.4 3.7 4
    dk max 8.5 8.5 8.5
    min 8.14 8.14 8.14
  • Stainless Drywall Screws

    Stainless Drywall ScrewsDetailDimension Table

    Stainless steel drywall screws are specialized screws designed for attaching drywall (gypsum board) to wood or metal studs. They are typically with a sharp, self-tapping point and a bugle head that is designed to sit flush with the surface of the drywall. Drywall screws are available in various lengths and thicknesses, depending on the size and thickness of the drywall being installed. Stainless steel drywall screws offer a reliable solution for drywall installation in challenging environments where durability and resistance to corrosion are essential.

    Nominal Diameter 5.1 5.5
    d
    d max 5.1 5.5
    min 4.8 5.2
    dk max 8.5 8.5
    min 8.14 8.14
    b min 45 45

    ①,Material : 1) Screw must comply with DIN EN 14566 or DIN EN 14592

    2)According to DIN EN 14566 and DIN EN 14592, the steel Screw shall be produced form a wire . The wire shall be drawn form either non-alloy steel rods produced in accordance with EN 10016(all parts), or wire drawn form austentic stainless steel rods produced in accordance with EN 10083-1 or EN 10083-2

  • Stainless Steel Drywall Screws

    Stainless Steel Drywall ScrewsDetailDimension Table

    Find Stainless steel drywall screws at AYA Fasteners today. Stainless steel drywall screws are designed for fixing plasterboard (and cementitious boards) to steel track and timber substrates in humid atmospheres. They are made from stainless steel, which offers excellent resistance to corrosion, making them suitable for use in environments where moisture is a concern. AYA Fasteners offers a range of stainless steel drywall screws designed for durability, corrosion resistance, and reliable performance in various environments.

    Thread Size 3.5 4 4.3
    d
    d max 3.7 4 4.3
    min 3.4 3.7 4
    dk max 8.5 8.5 8.5
    min 8.14 8.14 8.14
  • Stainless Steel Particleboard Screw

    Stainless Steel Particleboard ScrewDetailDimension Table

    If you are looking to buy chipboard screws in large quantities, look no further than AYA Fasteners, China’s one-stop fasteners solution supplier. As specialists in fastening, we always have stock of high-quality screws for your projects. The various finishes, quick support & high quality make AYA Fasteners stand apart from the competition. Try our range of versatile offerings now, and be a firsthand witness to engineering excellence.

    For Nominal Thread Diameter 2.5 3 3.5 4 4.5 5 6
    d max 2.5 3 3.5 4 4.5 5 6
    min 2.25 2.75 3.2 3.7 4.2 4.7 5.7
    P Pitch(±10%) 1.1 1.35 1.6 1.8 2 2.2 2.6
    a max 2.1 2.35 2.6 2.8 3 3.2 3.6
    dk max=nominal size 5 6 7 8 9 10 12
    min 4.7 5.7 6.64 7.64 8.64 9.64 11.57
    k 1.4 1.8 2 2.35 2.55 2.85 3.35
    dp max=nominal size 1.5 1.9 2.15 2.5 2.7 3 3.7
    min 1.1 1.5 1.67 2.02 2.22 2.52 3.22
    Socket No. 1 1 2 2 2 2 3
    M 2.51 3 4 4.4 4.8 5.3 6.6
  • Stainless Countersunk Head Chipboard Screws

    Stainless Countersunk Head Chipboard ScrewsDetailDimension Table

    Designed specifically for use in woods such as chipboard and particle boards. These are similar to drywall screws, but usually found in shorter lengths, they have sharp point tips and threads that can precisely work in the condition of the material of the chipboard.

    For Nominal Thread Diameter 2.5 3 3.5 4 4.5 5 6
    d max 2.5 3 3.5 4 4.5 5 6
    min 2.25 2.75 3.2 3.7 4.2 4.7 5.7
    P Pitch(±10%) 1.1 1.35 1.6 1.8 2 2.2 2.6
    a max 2.1 2.35 2.6 2.8 3 3.2 3.6
    dk max=nominal size 5 6 7 8 9 10 12
    min 4.7 5.7 6.64 7.64 8.64 9.64 11.57
    k 1.4 1.8 2 2.35 2.55 2.85 3.35
    dp max=nominal size 1.5 1.9 2.15 2.5 2.7 3 3.7
    min 1.1 1.5 1.67 2.02 2.22 2.52 3.22
    Socket No. 1 1 2 2 2 2 3
    M 2.51 3 4 4.4 4.8 5.3 6.6