Steel Carbon Steel Hollow Gecko Expansion Screw Galvanized Gypsum Board Marble Hollow Wall Special Expansion Bolt Zinc Plated

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Steel Carbon Steel Hollow Gecko Expansion Screw Galvanized Gypsum Board Marble Hollow Wall Special Expansion Bolt Zinc Plated


Our website showcases only a selection of our products. If you have other requirements or can't find the right product, please feel free to contact our customer service team. We are here to assist you!

Custom Design: Precise design and production based on customer-provided drawings or requirements.

Material Selection: Supports a variety of material options to meet performance and durability standards.

Production Lead Time: Flexible delivery times based on order complexity and quantity.

Quality Control: Strict quality inspections throughout the process to ensure all products meet international standards.


materialSteeldiameter8 mm(0.31in), 5 mm(0.20in), 6 mm(0.24in), 4 mm(0.16in)
Thread sizeM4Fastener typeWedge Anchors
ApplicationPanelingSurface TreatmentGalvanized
Head TypeHexMeasurement SystemMetric
colorBluefinishGalvanized, Bright(Uncoated)
capacityOtherNameHollow Brick Expansion Bolt
StandardGBTyepExpansion Bolt
MaterialCarbon SteelFinishZinc Plated
SizeM4-M8MOQ1000PCS
CertificateISO9001/TS16949


Our products focus on providing high-quality custom solutions for customers. As a leading OEM manufacturer, we can accurately produce a wide range of fasteners, screws, nuts, bolts, rivets, and other products based on customer drawings or requirements. The company uses carefully selected materials and advanced manufacturing processes to ensure that each product undergoes strict quality control and meets international standards. Our services span various industries, including automotive, machinery manufacturing, construction, and electronics, dedicated to providing efficient and reliable custom fastening products for all industries.

Our website currently displays only a portion of our products. If you have specific requirements or need more detailed product information, please feel free to contact us. Our team of professionals is ready to provide tailor-made solutions to help your brand stand out.

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