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Bolts

Craftsman Hardware supplies a comprehensive range of bolts engineered for both indoor and outdoor use. Whether you need zinc-coated bolts for interior installations or A4 stainless steel and hot-dip galvanized bolts for outdoor durability, our range provides reliable fastening solutions for structural, industrial, and general-purpose applications.

IMPORTANCE OF INDOOR & OUTDOOR BOLTS

Bolts are fundamental fasteners in construction and assembly, offering high load-bearing capacity and dependable structural support. Selecting the right bolt for the environment is key — indoor applications benefit from corrosion-resistant zinc coatings, while outdoor installations require materials like A4 stainless steel or hot-dip galvanized coatings for long-term protection against weather and wear.

From mounting steel plates to joining timber frames, bolts are critical in delivering mechanical strength and stability. Proper bolt selection enhances performance, extends the life of the installation, and prevents failures due to environmental degradation or vibration.

BOLT TYPES FOR INDOOR & OUTDOOR USE

Our bolt range includes various head types and finishes to suit your specific needs:

  • Hex Bolts: A versatile option with a six-sided head, ideal for use with spanners or sockets. Available in zinc-coated for indoor or stainless/hot-dip galvanized for outdoor environments.
  • Coach Bolts (Carriage Bolts): Designed with a smooth rounded head and square neck to prevent spinning. Often used in timber-to-metal or timber-to-timber connections.
  • Flanged Bolts: Featuring a built-in washer base for greater load distribution, reducing the need for separate washers. Great for securing steel plates to concrete or other solid surfaces.
  • Socket Head Bolts: With a cylindrical head and internal hex drive, these are ideal for tight or flush-fit applications in machinery or framing assemblies.
  • High-Tensile Bolts: Designed for high-load structural use, particularly where strength and vibration resistance are critical. Common in steelwork and heavy-duty infrastructure.

APPLICATIONS

Craftsman bolts are suitable for a wide range of professional applications, including:

  • Structural Steel Connections: Secure steel beams, columns, and plates in construction and fabrication projects.
  • Concrete Mounting: Fasten baseplates, brackets, or frames to concrete foundations using bolts in conjunction with anchors or inserts.
  • Timber Framing: Join timber sections for both indoor construction and outdoor landscaping structures.
  • Outdoor Infrastructure: Use hot-dip galvanized or A4 stainless bolts for railings, signage, fencing, and fixtures exposed to the elements.
  • Mechanical Assembly: Ideal for machinery, equipment, and production line components requiring robust, long-term fastening.

    • With a 6mm diameter and fully threaded design, this rod provides maximum flexibility for assembly, repair, and construction tasks. It can be cut to length as required and used with standard M6 nuts, washers, and fittings.

      sku: TYPEG|SZ|M6

      RAMPA Threaded Rod | TYPE G M6 Threaded Rod Bolts in Silver Zinc

      $15.76 - $70.60
    • RAMPA TYPE TXSR M4 Flange Head Bolts in Silver Zinc RAMPA TYPE TXSR M4 Flange Head Bolts in Silver Zinc available from Craftsman Hardware in Melbourne Australia

      sku: TXSR|SIL|M4

      RAMPA Bolts | TYPE TXSR M4 Flange Head Bolts in Silver Zinc

      $18.50 - $39.17
    • Ideal for furniture assembly, woodworking, metal fittings, machinery, and general construction, these bolts combine strength, a neat appearance, and corrosion resistance. The mushroom head design allows for a secure connection while maintaining a clean, professional look.

      sku: KT|BROWN|M6

      RAMPA Bolts | TYPE KT M6 Mushroom Head Bolts in Brown Coated

      $30.44 - $131.28
    • Ideal for furniture assembly, woodworking, metal fittings, machinery, and general construction, these bolts combine strength, a neat appearance, and corrosion resistance. The mushroom head design allows for a secure connection while maintaining a clean, professional look.

      sku: KT|SILV|M4

      RAMPA Bolts | TYPE KT M4 Mushroom Head Bolts in Silver Zinc

      $44.81
    • KFTX M8 Bolt Steel Diameter 6mm, Length 12mm (Pack of 100) available from Craftsman Hardware in Melbourne Australia RAMPA TYPE KFTX M8 Bolts with Flat Head in Steel are premium fasteners designed for superior holding power and reliable connections

      sku: KFTX|M8

      RAMPA Bolts | TYPE KFTX M8 Flat Head Bolts in Steel

      $31.03
    • With a 6mm diameter and fully threaded design, this rod provides maximum flexibility for assembly, repair, and construction tasks. It can be cut to length as required and used with standard M6 nuts, washers, and fittings.

      sku: TYPEG|A2SS|M6

      RAMPA Threaded Rod | TYPE G M6 Threaded Rod Bolts in A2 Stainless Steel

      $141.74
    • 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
    • The HSI M3 x 10mm 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: 997397

      HSI Bolts | M3 x 10mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 12)

      $3.04
    • The HSI M5 x 40mm 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: 993559

      HSI Bolts | M5 x 40mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 4)

      $2.40
    • The HSI M4 x 40mm 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: 993535

      HSI Bolts | M4 x 40mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

      $2.55
    • The HSI M4 x 20mm 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: 997441

      HSI Bolts | M4 x 20mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

      $2.58
    • The HSI M4 x 10mm 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: 997427

      HSI Bolts | M4 x 10mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 8)

      $2.33
    • The HSI M4 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: 997434

      HSI Bolts | M4 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 8)

      $2.44
    • The HSI M5 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: 997472

      HSI Bolts | M5 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

      $2.40
    • The HSI M5 x 20mm 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: 997489

      HSI Bolts | M5 x 20mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

      $2.47
  • With a 6mm diameter and fully threaded design, this rod provides maximum flexibility for assembly, repair, and construction tasks. It can be cut to length as required and used with standard M6 nuts, washers, and fittings.

    RAMPA Threaded Rod | TYPE G M6 Threaded Rod Bolts in Silver Zinc

    RAMPA Type G – M6 Threaded Rod, Silver Zinc, Diameter 6mm The RAMPA Type G M6 Threaded Rod is engineered for strong, reliable fastening across a wide range of structural and assembly applications. With a 6mm diameter and full-length M6 threading,...
    $15.76 - $70.60
    Choose Options
  • RAMPA TYPE TXSR M4 Flange Head Bolts in Silver Zinc RAMPA TYPE TXSR M4 Flange Head Bolts in Silver Zinc available from Craftsman Hardware in Melbourne Australia

    RAMPA Bolts | TYPE TXSR M4 Flange Head Bolts in Silver Zinc

    RAMPA connecting screws type TXSR with combination slot, a pressed-on plate under the head and to be used in combination with RAMPA connecting sleeves type TXVR. These are suitable, for example, for positioning adjoining cabinet walls. BENEFITS Higher...
    $18.50 - $39.17
    Choose Options
  • Ideal for furniture assembly, woodworking, metal fittings, machinery, and general construction, these bolts combine strength, a neat appearance, and corrosion resistance. The mushroom head design allows for a secure connection while maintaining a clean, professional look.

    RAMPA Bolts | TYPE KT M6 Mushroom Head Bolts in Brown Coated

    RAMPA Type KT – M6 Mushroom Head Bolts, Brown Coated Our RAMPA Type KT M6 Mushroom Head Bolts are designed for strong, secure fastening with a smooth and low-profile finish. The mushroom head provides a wide bearing surface, reducing the risk of...
    $30.44 - $131.28
    Choose Options
  • Ideal for furniture assembly, woodworking, metal fittings, machinery, and general construction, these bolts combine strength, a neat appearance, and corrosion resistance. The mushroom head design allows for a secure connection while maintaining a clean, professional look.

    RAMPA Bolts | TYPE KT M4 Mushroom Head Bolts in Silver Zinc

    RAMPA Type KT – M4 Mushroom Head Bolts, Silver Zinc Our RAMPA Type KT M4 Mushroom Head Bolts are designed for strong, secure fastening with a smooth and low-profile finish. The mushroom head provides a wide bearing surface, reducing the risk of...
    $44.81
    Choose Options
  • KFTX M8 Bolt Steel Diameter 6mm, Length 12mm (Pack of 100) available from Craftsman Hardware in Melbourne Australia RAMPA TYPE KFTX M8 Bolts with Flat Head in Steel are premium fasteners designed for superior holding power and reliable connections

    RAMPA Bolts | TYPE KFTX M8 Flat Head Bolts in Steel

    RAMPA TYPE KFTX M8 Bolts with Flat Head in Steel offer superior holding power and ideally work in conjuction with blind nut inserts, the ensure that at both ends of the connection, the outer diameter hole is touching the bolt connection at each side...
    $31.03
    Choose Options
  • With a 6mm diameter and fully threaded design, this rod provides maximum flexibility for assembly, repair, and construction tasks. It can be cut to length as required and used with standard M6 nuts, washers, and fittings.

    RAMPA Threaded Rod | TYPE G M6 Threaded Rod Bolts in A2 Stainless Steel

    RAMPA Threaded Rod – Type G, M6, A2 (304) Stainless Steel The RAMPA Type G M6 Threaded Rod is a versatile fastening solution designed for strength, durability, and reliable performance across a wide range of applications. Manufactured from A2 (304)...
    $141.74
    Choose Options
  • 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.

    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...
    $2.33
    Add to Cart
  • The HSI M3 x 10mm 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.

    HSI Bolts | M3 x 10mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 12)

    HSI Bolts – M3 x 10mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 12) The HSI M3 x 10mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $3.04
    Add to Cart
  • The HSI M5 x 40mm 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.

    HSI Bolts | M5 x 40mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 4)

    HSI Bolts – M5 x 40mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 4) The HSI M5 x 40mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.40
    Add to Cart
  • The HSI M4 x 40mm 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.

    HSI Bolts | M4 x 40mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

    HSI Bolts – M4 x 40mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 6) The HSI M4 x 40mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.55
    Add to Cart
  • The HSI M4 x 20mm 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.

    HSI Bolts | M4 x 20mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

    HSI Bolts – M4 x 20mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 6) The HSI M4 x 20mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.58
    Add to Cart
  • The HSI M4 x 10mm 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.

    HSI Bolts | M4 x 10mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 8)

    HSI Bolts – M4 x 10mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 8) The HSI M4 x 10mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.33
    Add to Cart
  • The HSI M4 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.

    HSI Bolts | M4 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 8)

    HSI Bolts – M4 x 16mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 8) The HSI M4 x 16mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.44
    Add to Cart
  • The HSI M5 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.

    HSI Bolts | M5 x 16mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

    HSI Bolts – M5 x 16mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 6) The HSI M5 x 16mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.40
    Add to Cart
  • The HSI M5 x 20mm 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.

    HSI Bolts | M5 x 20mm PH Countersunk Head Bolts with Nuts DIN 965 in A2 Stainless Steel with Nuts (Pack of 6)

    HSI Bolts – M5 x 20mm PH Countersunk Head Bolts with Nuts, DIN 965, A2 Stainless Steel (Pack of 6) The HSI M5 x 20mm Countersunk Head Bolts with Nuts are manufactured to DIN 965 standards, ensuring precision, strength, and reliability. Made from...
    $2.47
    Add to Cart