01
Stainless Steel Nuts
Hex nuts and general stainless nut options for corrosion-sensitive assemblies.
SpecificationsFastener manufacturing & export supply
Precision fasteners built for industrial demands.
LD Screw supplies bolts, nuts, screws and drawing-based fastening solutions from Handan, Hebei—supported by practical inspection, packing and export coordination.
DIN / ISO requirements
OEM & drawing review
Batch inspection
Export packing
Product range
Fasteners for real procurement requirements.
Start with a standard product family or send a drawing. Material, thread, strength, finish and packing are confirmed against each inquiry.
01
02
Stainless Steel Bolts
Corrosion-resistant bolt options for machinery, equipment and outdoor projects.
Specifications
03
Stainless Steel Washers
Flat and formed washer options for load distribution and assembly spacing.
Specifications
04
Stainless Machine Screws
Stainless machine screws with multiple head and drive configurations.
Specifications
05
06
07
Channel Steel & Strut
Channel and strut profiles for construction, support and photovoltaic systems.
Specifications
08
Production floor
Cold-forming equipment and fastener production in Yongnian, Handan.
About LD Screw
A practical supply partner for standard and custom fasteners.
Based in Handan, Hebei, LD Screw supports international buyers with product selection, manufacturing coordination, quality checks and export-ready packing.
Our work begins with your actual requirement: standard, drawing, sample, application conditions and purchase quantity.
- Standard product sourcing
- Drawing-based review
- Material and finish options
- Order-specific inspection
- Mixed fastener procurement
- Export packing support
From RFQ to dispatch
A clearer process for every order.
Each order is reviewed against the confirmed specification instead of relying on generic promises.
Requirement Review
We check the standard, drawing, size, material, finish, quantity and packing request.
Supply Planning
Production route and commercial availability are confirmed before the order moves forward.
Inspection
Relevant dimensions, thread fit, appearance and order details are checked by batch.
Export Packing
Labels, cartons, pallets and shipping documents are prepared around the confirmed order.
Quality evidence
Useful order documents—not decorative certificates.
Where required and agreed, we can coordinate practical records that relate directly to the product and batch you purchase.
D
Dimensional Check
Recorded checks for selected dimensions, thread and visual condition according to the order.
M
Material & Finish
Available material or surface-treatment documents are confirmed before order placement.
B
Batch & Packing Record
Order labels, quantities, packing photos or dispatch details can be coordinated as needed.
Document availability depends on the product, process and agreed order requirements. We do not present third-party certifications unless they are genuine and verifiable.
Applications
Built around the joint, environment and project.
ConstructionGeneral fixing and project fasteners
Steel StructuresBolted assemblies and supporting hardware
Industrial EquipmentMachine and maintenance fasteners
Power & EnergyApplication-specific material and finishes
Photovoltaic SystemsMounting and connection hardware
OEM ProjectsDrawing and sample-based requirements