Bulk supply & custom manufacturing

Bolts & Nuts for Bulk Orders

Source standard bolts and nuts in bulk, or request custom manufacturing for your assembly. Standard parts: 5,000+ pieces. Custom parts: 10,000+ pieces. Specifications and supply availability are confirmed after review.

5,000+Minimum order for standard parts
10,000+Minimum order for custom manufacturing
SS / CSStainless steel, carbon steel, brass and finish options
Fit CheckThread, mating nut, washer and assembly requirement review
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Product samples

Bolt and nut product showcase

Explore bolt styles and matching nut requirements for bulk purchasing or custom OEM production. These examples do not guarantee stock; send specifications and quantity for supply review.

Custom high strength carbon steel hex head bolts for OEM assemblies
Carbon steel

Hex Head Bolts

High-strength bolt options for equipment frames, brackets and industrial assemblies.

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Custom non-standard bolts made to drawing by XiYu Precision
Custom

Special Designed Bolts

Non-standard head, shaft, thread, shank and finish options for drawing-based OEM projects.

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304 stainless steel carriage bolts for fixed metal assemblies
Stainless steel

Carriage Bolts

Round head square neck bolt styles for fixed joints and visible hardware applications.

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304 stainless steel eye bolts for mounting and lifting hardware review
Eye bolt

Eye Bolts

Eye bolt references for lifting, mounting and project-specific hardware review.

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Stainless steel threaded stud and weld stud screw samples
Stud fastener

Stud & Weld Stud Screws

Threaded stud and welding stud options for sheet metal and internal fixing points.

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Black oxide bolt and matching custom fastener sample
Matching hardware

Nuts & Matching Sets

Matching nut requirements can be reviewed by thread, material, finish and assembly context.

Send RFQ
Manufacturing capability

Custom manufacturing capability

We review bolt and nut fit around the final assembly: mating thread, tightening method, surface finish, corrosion exposure, packaging and repeat-order stability.

01Drawing reviewSize, head style, shank, thread and assembly requirement.
02Material reviewStainless steel, carbon steel, brass and alloy options.
03Finish selectionZinc, black oxide, passivation, polishing and coating options.
04Sample checkFit and strength check before repeat production.
05Batch supplyPackaging and repeat-order support for OEM purchasing.
Size rangeM2-M20+ by drawing, with project-specific size review.
ThreadMetric, inch, full thread, partial thread and special thread length.
MaterialStainless steel, carbon steel, brass and project-specific alloy options.
FinishZinc plating, black oxide, passivation, polishing, nickel plating or custom coating.
RFQ informationDrawing, sample photo, quantity, load requirement and application environment.
Assembly fit

Bolt and nut assemblies made to order

Bolts and nuts should be quoted together when thread fit, load direction, washer use or installation torque affects the final product.

For OEM projects, we can review the mating thread, material pair, finish, application environment and packaging plan before quoting.

View application support
Custom non-standard bolts made to drawing by XiYu PrecisionCustom high strength carbon steel hex head bolts for OEM assemblies304 stainless steel carriage bolts for fixed metal assemblies
Quality control

Quality checks before bolt and nut delivery

We check the details that affect thread engagement, appearance, corrosion resistance and repeat assembly.

01

Material check

Grade and hardness review.

02

Thread fit

Gauge and mating part check.

03

Dimension

Head, shank, length and tolerance.

04

Surface

Finish, burr and corrosion review.

05

Packaging

Batch and label control.

Quick RFQ

Send us your bolt and nut requirement

Choose standard parts or custom manufacturing and enter your order quantity. Include the product standard or reference, dimensions, material, thread and finish. Drawings and sample photos are optional.

Part information

Size, thread, head, shank, tolerance and sample status.

Matching nut

Nut type, washer use, thread fit and assembly method.

Material and finish

Stainless steel, carbon steel, brass, coating or passivation.

Commercial information

Quantity, target delivery, packaging and repeat-order plan.

Request a quote

Bulk Bolt & Nut RFQ

Standard parts: 5,000+ pieces. Custom manufacturing: 10,000+ pieces. No retail quantities.

FAQ

Bolt and nut sourcing questions

These questions help buyers decide what to prepare before requesting a quote.

Can I order standard bolts and nuts in bulk?

Yes. Send the applicable standard or product reference, dimensions, thread, material, finish and quantity. Standard-part orders start at 5,000 pieces. Availability and supply suitability are confirmed after review; product examples are not a stock guarantee.

What is the minimum order for custom parts?

Custom manufacturing starts at 10,000 pieces. Send drawings, dimensions or sample photos where available. Orders below this minimum cannot be submitted through this form.

Can you make custom bolts from drawings?

Yes. Send the drawing, material, thread, finish and quantity requirement. A sample photo can also help us confirm the practical details.

Can you supply matching nuts?

Matching nut requirements can be reviewed with the bolt thread, tolerance, material, finish and assembly environment.

What materials and finishes can be quoted?

Common options include stainless steel, carbon steel, brass, zinc plating, black oxide, passivation and polishing. Project-specific finishes can be reviewed during RFQ.

Can you support samples before batch production?

For drawing-based or repeat-order projects, sample review can be arranged before mass production when the project requirements are clear.

Need bolts and nuts in production quantities?

Standard parts: 5,000+ pieces. Custom parts: 10,000+ pieces. Send specifications for review.

Request Quote