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FASTENERS

Importance of Choosing the Right Fasteners

Fasteners play a crucial role in the integrity and safety of any build, whether it’s industrial, commercial, or residential. Choosing the right type of fastener ensures long-lasting structural strength, minimizes maintenance, and enhances overall project reliability. Stainless steel screws are ideal for corrosion resistance and durability, making them perfect for both indoor and outdoor use.

Rampa nut inserts are a go-to solution for wood and composite materials, offering strong internal threads that prevent stripping and improve load-bearing capacity. Window installation screws, designed for precision and hold, ensure secure, airtight, and weather-resistant fittings that comply with building regulations.

Using the correct fastener not only supports the longevity of your work but also ensures safety, especially in high-stress applications where failure could be costly or dangerous.

Fastener Categories

Our fastener range includes solutions tailored for every application:

  • Stainless Steel Screws: Corrosion-resistant and highly durable, ideal for harsh environments and exterior use.
  • Rampa Nut Inserts: High-performance threaded inserts for wood and composite applications.
  • Window Installation Screws: Specialized screws designed for secure, leak-proof window fitting and anchoring.
  • Drywall & Wood Screws: Everyday essentials for reliable hold and easy installation.
  • Heavy-Duty Anchors: Engineered for high-load bearing applications in masonry, concrete, and brickwork.

Applications

Our fasteners are suitable for a wide variety of industries and projects, including:

  • Construction: Strong, reliable fastening solutions for structural and finishing work.
  • Joinery & Carpentry: Precision screws and inserts for furniture, cabinetry, and woodwork.
  • Glazing & Windows: High-strength screws designed for secure and weatherproof window installations.
    • HSI Bolts | M6 Countersunk Head Bolts with Hex Drive in A2 304 Stainless Steel

      HSI Bolts | M6 Countersunk Head Bolts with Hex Drive in A2 304 Stainless Steel

      From $10.06
    • The HSI M6 x 16mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from A2 stainless steel, these bolts offer excellent corrosion resistance, making them suitable for indoor and outdoor use.

      sku: 997519

      HSI Bolts | M6 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 4)

      $2.33
    • Featuring a pan head profile with a Phillips cross drive, this M4 bolt ensures smooth installation and a clean, low-profile finish. The DIN 7985 standard guarantees uniform dimensions and reliability across applications.

      HSI Bolts | PAN HEAD M4 Metric Bolt DIN 7985 in A4 316 Stainless Steel

      From $18.04
    • HSI Nuts | HEXAGON M4 Nuts DIN 934 in A4 316 Stainless Steel

      sku: 006630

      HSI Nuts | HEXAGON M4 Nuts DIN 934 in A4 316 Stainless Steel

      $0.16
    • Our Hexagon Nuts M5 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance, making them ideal for use in marine, chemical, and outdoor environments where durability is critical. HSI Nuts | HEXAGON M5 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 20)

      sku: 641542

      HSI Nuts | HEXAGON M5 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 20)

      $5.62
    • Our Hexagon Nuts M6 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance. HSI Nuts | HEXAGON M6 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 15)

      sku: 641559

      HSI Nuts | HEXAGON M6 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 15)

      $4.39
    • With an M5 thread size and 25mm star-shaped grip, these nuts provide excellent torque control and a secure hold by hand. Constructed from durable black plastic with a steel insert, they combine lightweight handling with long service life.

      sku: 092390

      HSI Nuts | STAR HANDLE M5 x 25mm Nuts in Black Plastic

      $2.71
    • With an M6 thread size and 32mm star-shaped grip, these nuts provide excellent torque control and a secure hold by hand. Constructed from durable black plastic with a steel insert, they combine lightweight handling with long service life.

      sku: 092400

      HSI Nuts | STAR HANDLE M6 x 32mm Nuts in Black Plastic

      $2.98
    • Washer - Silver Zinc DIN 125 10.5 x 20mm  (Retail Pack of 8) Our Flat Washers 3.2 x 7mm are manufactured to DIN 125 standards, providing reliable support and protection in fastening assemblies.

      sku: 903848

      HSI Washers | 10.5x20mm ROUND M10 Washers DIN 125 in Silver Zinc (Pack of 8)

      $2.52
    • Our Flat Washers 10.5 x 30mm are produced to DIN 125 standards, ensuring dependable performance and consistent quality. Made from A4 stainless steel (Grade 316) The HSI washer model 6.4mm in ROUND is perfect for providing a secure fit and preventing damage.

      sku: 643539

      HSI Washers | 10.5x30mm ROUND M10 Washers DIN 9021 in A4 316 Stainless Steel (Pack of 4)

      $4.76
    • The HSI washer model 11mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

      HSI Washers | 11mm SQUARE 30x3mm Washers with DIN 436 in Silver Zinc

      From $17.24
    • The HSI washer model 13.5mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

      HSI Washers | 13.5mm SQUARE 40x4mm Washers with DIN 436 in Silver Zinc

      From $26.79
    • Washer - Silver Zinc DIN 125 13.0 x 24mm  (Retail Pack of 6) Our Flat Washers 3.2 x 7mm are manufactured to DIN 125 standards, providing reliable support and protection in fastening assemblies.

      sku: 998363

      HSI Washers | 13x24mm ROUND M12 Washers DIN 125 in Silver Zinc (Pack of 6)

      $2.89
    • The HSI washer model 17.5mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

      HSI Washers | 17.5mm SQUARE 50x4mm Washers with DIN 436 in Silver Zinc

      From $21.79
    • The HSI washer model 22mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

      HSI Washers | 22mm SQUARE 60x4mm Washers with DIN 436 in Silver Zinc

      From $32.66
  • HSI Bolts | M6 Countersunk Head Bolts with Hex Drive in A2 304 Stainless Steel

    HSI Bolts | M6 Countersunk Head Bolts with Hex Drive in A2 304 Stainless Steel

    An A2 stainless steel countersunk head bolt is a type of fastener designed for specific applications where corrosion resistance, strength, and a flush finish are essential. Here are the key purposes of an A2 stainless steel countersunk head...
  • The HSI M6 x 16mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from A2 stainless steel, these bolts offer excellent corrosion resistance, making them suitable for indoor and outdoor use.
    SKU: 997519

    HSI Bolts | M6 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 4)

    HSI Bolts – M6 x 16mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 4) The HSI M6 x 16mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
  • Featuring a pan head profile with a Phillips cross drive, this M4 bolt ensures smooth installation and a clean, low-profile finish. The DIN 7985 standard guarantees uniform dimensions and reliability across applications.

    HSI Bolts | PAN HEAD M4 Metric Bolt DIN 7985 in A4 316 Stainless Steel

    Product Description: The HSI Pan Head M4 Metric Bolt (DIN 7985) is engineered for high-performance fastening applications where corrosion resistance, strength, and durability are critical. Manufactured from premium A4 316 marine-grade stainless steel,...
  • HSI Nuts | HEXAGON M4 Nuts DIN 934 in A4 316 Stainless Steel
    SKU: 006630

    HSI Nuts | HEXAGON M4 Nuts DIN 934 in A4 316 Stainless Steel

    HSI washers (also known as disc springs) feature a slight conical shape, which provides an axial force when deformed. They can be used singularly or stacked for added force and locking capability. High load capacity in a small space Can act as a shock...
  • Our Hexagon Nuts M5 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance, making them ideal for use in marine, chemical, and outdoor environments where durability is critical. HSI Nuts | HEXAGON M5 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 20)
    SKU: 641542

    HSI Nuts | HEXAGON M5 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 20)

    Hexagon Nuts, A4 Stainless Steel, DIN 934, M5 Our Hexagon Nuts M5 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance, making...
  • Our Hexagon Nuts M6 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance. HSI Nuts | HEXAGON M6 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 15)
    SKU: 641559

    HSI Nuts | HEXAGON M6 Nuts DIN 934 in A4 316 Stainless Steel (Pack of 15)

    Hexagon Nuts, A4 Stainless Steel, DIN 934, M6 Our Hexagon Nuts M6 are manufactured to DIN 934 standards, ensuring consistent quality and reliable performance. Made from A4 stainless steel (Grade 316), they offer superior corrosion resistance,...
  • With an M5 thread size and 25mm star-shaped grip, these nuts provide excellent torque control and a secure hold by hand. Constructed from durable black plastic with a steel insert, they combine lightweight handling with long service life.
    SKU: 092390

    HSI Nuts | STAR HANDLE M5 x 25mm Nuts in Black Plastic

    HSI Nuts – Star Handle Nuts, M5 x 25mm, Black Plastic The HSI Star Handle Nuts are designed for quick, tool-free fastening and adjustments, making them ideal for applications where frequent tightening and loosening is required. With an M5 thread...
  • With an M6 thread size and 32mm star-shaped grip, these nuts provide excellent torque control and a secure hold by hand. Constructed from durable black plastic with a steel insert, they combine lightweight handling with long service life.
    SKU: 092400

    HSI Nuts | STAR HANDLE M6 x 32mm Nuts in Black Plastic

    HSI Nuts – Star Handle Nuts, M6 x 32mm, Black Plastic The HSI Star Handle Nuts are designed for quick, tool-free fastening and adjustments, making them ideal for applications where frequent tightening and loosening is required. With an M6 thread...
  • Washer - Silver Zinc DIN 125 10.5 x 20mm  (Retail Pack of 8) Our Flat Washers 3.2 x 7mm are manufactured to DIN 125 standards, providing reliable support and protection in fastening assemblies.
    SKU: 903848

    HSI Washers | 10.5x20mm ROUND M10 Washers DIN 125 in Silver Zinc (Pack of 8)

    Washer – Silver Zinc, DIN 125, 10.5 x 20mm (Retail Pack of 8) Our Flat Washers 10.5 x 20mm are produced to DIN 125 standards, ensuring consistent quality and reliable fastening support. With a silver zinc coating, these washers offer dependable...
  • Our Flat Washers 10.5 x 30mm are produced to DIN 125 standards, ensuring dependable performance and consistent quality. Made from A4 stainless steel (Grade 316) The HSI washer model 6.4mm in ROUND is perfect for providing a secure fit and preventing damage.
    SKU: 643539

    HSI Washers | 10.5x30mm ROUND M10 Washers DIN 9021 in A4 316 Stainless Steel (Pack of 4)

    Washer – A4 Stainless Steel, DIN 9021, 10.5 x 30mm (Retail Pack of 4) Our Flat Washers 10.5 x 30mm are produced to DIN 9021 standards, ensuring reliable performance and consistent quality. Made from A4 stainless steel (Grade 316), they offer...
  • The HSI washer model 11mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

    HSI Washers | 11mm SQUARE 30x3mm Washers with DIN 436 in Silver Zinc

    Heavy duty galvanised steel washer used to act as a spacer between the nut and the surface area and to distribute the load of the threaded fastener and nut being used. Galvanised making it suitable for outdoor and indoor use Distributes the load of the...
  • The HSI washer model 13.5mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

    HSI Washers | 13.5mm SQUARE 40x4mm Washers with DIN 436 in Silver Zinc

    Heavy duty galvanised steel washer used to act as a spacer between the nut and the surface area and to distribute the load of the threaded fastener and nut being used. Galvanised making it suitable for outdoor and indoor use Distributes the load of the...
  • Washer - Silver Zinc DIN 125 13.0 x 24mm  (Retail Pack of 6) Our Flat Washers 3.2 x 7mm are manufactured to DIN 125 standards, providing reliable support and protection in fastening assemblies.
    SKU: 998363

    HSI Washers | 13x24mm ROUND M12 Washers DIN 125 in Silver Zinc (Pack of 6)

    Washer – Silver Zinc, DIN 125, 13.0 x 24mm (Retail Pack of 6) Our Flat Washers 13.0 x 24mm are manufactured to DIN 125 standards, delivering reliable performance and consistent quality for fastening assemblies. Finished with a durable silver zinc...
  • The HSI washer model 17.5mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

    HSI Washers | 17.5mm SQUARE 50x4mm Washers with DIN 436 in Silver Zinc

    Heavy duty galvanised steel washer used to act as a spacer between the nut and the surface area and to distribute the load of the threaded fastener and nut being used. Galvanised making it suitable for outdoor and indoor use Distributes the load of the...
  • The HSI washer model 22mm in Silver Zinc is perfect for providing a secure fit and preventing damage.

    HSI Washers | 22mm SQUARE 60x4mm Washers with DIN 436 in Silver Zinc

    Heavy duty galvanised steel washer used to act as a spacer between the nut and the surface area and to distribute the load of the threaded fastener and nut being used. Galvanised making it suitable for outdoor and indoor use Distributes the load of the...