Factory CNC customization Bolt with hole in center Hollow Through Hole Hollow Hex Head Screws Bolt
For industrial sourcing
Prepare a clearer RFQ
Include the details below so RELIA can understand the part and discuss the next step with you.
- Drawing, sample, or reference standard
- Material grade and preferred process
- Dimensions, tolerances, and surface finish
- Application, target quantity, and destination
Production timing, packing, and shipping terms are confirmed for each project after specifications and trade terms are agreed.
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FinishBlack, ZINC, Plain, Black Oxide, ZINC PLATED, BLUE DYED, Zinc-aluminum Coated, Chrome Plated, Blue AnodizedMaterialBrass, stainless steel, Steel, Aluminium, Titanium, Bronze, Carbon Steel ,Alloy Steel ,Stainless Steel ,Brass
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Measurement systemMetricHead StylePan, Truss, Flat, ROUND, HEX
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Model NumberHollow screwStandardCustom
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CertificateISO9001,ISO14001,IATF16949,ROHS,etcSizeM2~M30 or custom Made
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Head typePan head,hex head,button headGrade4.8,6.8,8.8,12.9,etc
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SpecificationsVarious shape size according to client's requirementThreadunc,unf,metric thread
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Surface treatmentPlain, Zinc Plated, Black oxide, Nickel, Chrome, H.D.G.ApplicationIndustry,Building,Sink Water Drainage

Explore the versatility of our Factory CNC Customization Bolt, designed with a hollow center and through hole configuration. This innovative product is engineered to meet various industrial and construction needs, making it an essential component for professionals in diverse fields.

Available in a wide range of finishes including Black, Zinc, Plain, Black Oxide, Blue Dyed, Zinc-Aluminum Coated, Chrome Plated, and Blue Anodized, these bolts are not only functional but also aesthetically pleasing. Choose from materials such as Brass, Stainless Steel, Steel, Aluminium, Titanium, Bronze, Carbon Steel, Alloy Steel, and more to ensure compatibility with your specific application.

The measurement system is metric, ensuring precise dimensions tailored to your requirements. Our bolts come in various head styles like Pan, Truss, Flat, Round, and Hex, providing options that accommodate different installation environments. From M2 to M30 sizes, or custom-made specifications, we deliver according to your exact needs.

Each bolt is manufactured to high standards, with grades ranging from 4.8 to 12.9, ensuring durability and reliability under various loads. The threads are available in UNC, UNF, or Metric configurations, further enhancing compatibility with existing components in your projects.

Surface treatments such as Plain, Zinc Plated, Black Oxide, Nickel, Chrome, and Hot-Dip Galvanizing (H.D.G.) provide additional protection against corrosion and wear, extending the lifespan of each bolt. The applications are vast, suitable for industries including building and construction, as well as sink water drainage systems.

With certifications like ISO9001, ISO14001, IATF16949, and ROHS, our products meet rigorous quality and safety standards, giving you peace of mind in every purchase. Invest in our Hollow Hex Head Screws today and experience the reliable performance that drives successful projects across various sectors.