Brass Unheaded Screw-in Insert

Brass Unheaded Screw-in Insert
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Brass Unheaded Screw-in Insert

DBI-033

Dutux Brass Unheaded Screw-in Inserts (DBI-033) are precision-engineered threaded inserts designed for easy screw-in installation into plastic, wood, and other soft materials. These inserts feature a headless design, allowing them to sit flush within the material surface while providing strong and durable internal threads.

Manufactured using premium free cutting brass, these inserts offer excellent corrosion resistance, high strength, and long service life. The external thread profile ensures a firm grip within the base material, preventing rotation and providing reliable fastening performance.

Dutux Brass Unheaded Screw-in Inserts are widely used in plastic molded components, furniture fittings, electronic housings, and automotive assemblies. Custom sizes and specifications can be manufactured according to customer drawings or samples.

Product Future

  • Manufactured from high-quality forged brass for maximum strength
  • Leak-proof and secure connection for tubing systems
  • Excellent corrosion resistance for long service life
  • High dimensional accuracy for precise fitting
  • Deep groove design for maximum pull-out resistance
  • Threads manufactured according to international Go & No-Go gauge standards
  • Smooth internal and external surfaces for better performance
  • High heat transfer efficiency
  • Suitable for high pressure and vibration environments
  • Easy installation and assembly
  • Compatible with SAE, ASA, and ARI standards for tube fittings
  • Durable and reliable performance in industrial applications

OEM & Customization Capabilities

  • Custom thread sizes and dimensions
  • Manufacturing based on customer drawings and specifications
  • Private labeling with customer brand name
  • Custom material composition
  • Special surface finishing or coating
  • Flexible packaging options

Applications

  • Air Conditioning Systems
    Hydraulic Systems
    Marine Equipment
    Mechanical Systems
    Refrigeration Systems

Finishing & Coating

  • Natural Finish
    Golden Finish
    Silver Finish
    Nickel Plated
    Chrome Plated
    Tin Plated

Product Specifications

Thread Size Available Lengths (L) ØD Pilot Hole
M2 4.0 / 4.8 mm 3.5 mm 3.1 – 3.3 mm
M2.5 4.0 / 5.25 / 6.25 mm 4.33 mm 3.8 – 4.1 mm
M3 4.0 / 5.25 / 6.25 mm 4.73 mm 4.1 – 4.4 mm
M3.5 5.0 / 6.2 / 7.3 mm 5.52 mm 5.0 – 5.3 mm
M4 5.6 / 7.1 / 8.4 mm 6.31 mm 5.8 – 6.1 mm
M5 6.4 / 8.4 / 10.0 mm 7.5 mm 6.9 – 7.2 mm
M6 7.9 / 9.8 / 12.0 mm 8.69 mm 8.0 – 8.4 mm
M8 9.5 / 12.4 mm 11.06 mm 10.1 – 10.6 mm
M10 12.0 / 16.0 mm 13.95 mm 13.0 – 13.5 mm

Material

  • Brass / Copper Alloy

    Free Cutting Brass IS 319 Type (I)
    Free Cutting Brass as per BS 249 Type (I)

    Other available grades:

    CZ121
    CZ131
    C3604
    CDA360
    DTD627

Packing Details

  • Poly Bag Packaging

  • Box Packing

  • Inner Plastic Packing

  • Carton Packaging

  • Wooden Carton Packing (Export Packaging)

Order Details

  • MOQ: 1000 Pieces

    Lead Time: 3 Working Days

    Available Price Terms:

    EX-Work
    FOB – Free On Board
    C&F – Cost and Freight
    CIF – Cost, Insurance and Freight