Fasteners

Countersunk Socket Head Cap Screw

Bolts

Used where a flush surface is required, such as machinery, molds, equipment panels and precision assemblies.

Size / Spec
M4-M24/8.8-12.9
Material
Alloy Steel / Stainless Steel
Standard
DIN 7991 / ISO 10642 / GB 70.3 / ANSI / ASME B18.3
Surface / Finish
Black Oxide / Zinc Plated / Nickel Plated / Plain
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Common Standards

We supply products according to major international and Chinese standards. Custom specifications are available on request.

GB / Chinese Standard

Chinese national standards for construction steel, fasteners and metal products.

DIN

German industrial standards commonly used for fasteners and structural hardware.

ISO

International standards for dimensions, tolerances and quality requirements.

ASTM

American material and testing standards for steel and construction products.

BS

British standards for building materials and engineering products.

Custom Standard

Products can be supplied according to drawings, samples or project requirements.

Packaging Options

We provide flexible packaging solutions for export, storage and project delivery.

Woven Bags

Approx. 25-50 kg per bag

Suitable for bulk fasteners, anchors, accessories and small construction hardware.

Cartons

Approx. 10-25 kg per carton

Suitable for small fasteners and standard hardware, easy for counting and export packing.

Ton Bags

Approx. 500-1000 kg per bag

Suitable for heavy bulk products, construction materials and large-volume shipment.

Pallets

Approx. 500-1500 kg per pallet

Suitable for rebar, steel products, cartons or heavy packed goods for forklift handling.

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