Bolts Manufacturer

Bolts Manufacturer & Custom Bolts

We can design, manufacture and sell metric bolts, plow bolts, structural bolts, industrial bolts, rock bolts, forged bolts, coil bolts, shoulder bolts, blank bolts, special bolts, stud bolts, foundation bolts, Allen bolts, high tensile bolts, u bolts, j bolts, eye bolts, carriage bolts, square bolts, 12 point bolts, collar bolts and so on. A variety of materials can also be provided, including stainless steel bolts, brass bolts, plastic bolts, ms bolts, titanium bolts, Inconel bolts, Hastelloy bolts, nylon bolts, galvanized bolts, and so on.

We have ISO9001 and Dun & Bradstreet certifications and have our own patents and trademarks, we also plan to achieve IATF 16949 certification this year.

Are You an OEM Manufacturer?


Bolts Display

Custom Bolts

KENENG is a custom bolt manufacturer. Custom bolts are required when engineering specifications require bolts to function in applications that are not industry standard. For example the following situation:

1. When special lengths and body diameters are required.

2. When certain applications and situations require special strength requirements or corrosion conditions.

As an experienced bolt and nut supplier, we can produce different types of bolts:

Including anchor bolts, arbor bolts, carriage bolts, hex bolts, j bolts, lag bolts, rock bolts, stud, u-bolt, sex bolt or chicago bolt, hanger bolts, elevator bolts, shoulder bolts, etc.

We can provide the following custom bolting services:

  • Product size
  • Special material requirements
  • Special surface treatment and strength requirements
  • Other custom requirements


In many of these cases, the customer’s engineering department will provide CAD drawings from which we can custom manufacture the bolts.

If you have any needs, please contact KENENG, we will provide you with the best quality service.

Custom Bolts Manufacturer

As a bolts and nuts supplier, the types of bolts we can produce include: flange bolts, 12 point bolts, square head bolts, carriage bolts, eye bolts, j bolts, u bolts, t bolts, high tensile bolts, hex bolts, foundation bolts, stud bolts, special bolts, blank bolts, shoulder bolts, coil bolts, forged bolts, rock bolts, structural bolts, plow bolts, etc.

Flange Bolt Manufacturer

We are a collar bolts supplier. We can manufacture and wholesale common flange bolts such as hex flange bolts.

12 Point Bolt Manufacturer

We can manufacture 12 point bolts made of carbon steel. It is often used in the automobile field.

Square Head Bolt Manufacturer

As a square head bolts supplier, we can provide stainless steel, carbon steel, brass, and other bolts with square heads.

Carriage Bolt Manufacturer

We are a carriage bolt supplier. We can manufacture and custom carriage bolts such as short neck carriage bolts.

Eye Bolt Manufacturer

We can manufacture and custom eye bolts. You can choose eye bolts that meet your needs at KENENG.

U Bolt Manufacturer & J Bolt Manufacturer

As a custom bolts supplier, we can provide u bolts, t head bolts, j bolts, i bolts, v bolts, and so on.

Hex Bolt Manufacturer

Hex bolt being one of the most common bolt types, we are of course able to manufacture and wholesale in large quantities.

Stud Bolt Manufacturer

We can manufacture and custom stud bolts. You can choose stud bolts that meet your needs at KENENG.

Special Bolt Manufacturer

As a special bolts supplier, KENENG can customize special bolts according to your drawings and needs.

Wheel Bolt Manufacturer

We are a wheel bolt and wheel stud supplier.

Foundation Bolt Manufacturer

We are a foundation bolts supplier. You can choose foundation bolts that meet your needs at KENENG.

Anchor Bolt Manufacturer

KENENG can supply carbon steel or stainless steel anchor bolts. Anchor bolts are widely used in floor, ceiling, door and window guardrail, etc

Common head shapes: round head, T head, countersunk head, semi-sunk head, etc. can be found in KENENG’s product list:

Types of Custom Bolts You Can Choose


  • Carbon steel (10B21,10B33, Q235, ML10, 35#, 45#)
  • Stainless steel (SUS201, 301, 304, 316, 316L, 310, 410, 420, A2, A4, duplex stainless steel)
  • Alloy (B7, B7M, 35CrMo, 40CrMo, 42CrMo, ML20MnTiB etc.)
  • Monel
  • Inconel
  • Hastelloy


  • Diameter: M1-M100
  • Length: 2mm-3000mm

Material grade

  • 4.8
  • 6.8
  • 8.8
  • 9.8
  • 10.9
  • 12.9


  • Salt spray test at least 24 hours (except black).
  • Plating (Electro galvanizing, Hot dip galvanized, Nickle)
  • Black oxide
  • Dacromet


  • GB
  • Q(Automobile Standard)
  • DIN
  • ASME
  • ASTM
  • ANSI
  • BS
  • EN
  • ISO
  • JIS
  • customized screws

Head type

  • Hexagon head
  • Socket Head
  • Square head
  • T head
  • Flat head
  • Countersunk head, etc

Drive type

  • HEX
  • Inner hexagon, etc.

Testing equipment

Production equipment for Bolts

Materials We Can Use on Custom Bolts

Our custom made bolts have a variety of materials to choose from, including stainless steel, brass, plastic, copper, Hastelloy, steel, titanium, Inconel, nylock, and mild steel, and can also be processed by hot dip galvanized.

Below are descriptions of these materials.

The Order Process of Custom Bolts

OEM: Receive pictures or samples

  • Design & drawing process
  • Make sample, approval by customer
  • Confirmation on order detail
  • Signing Pi
  • Receive deposit
  • Mass production
  • Receive Balance
  • Delivery

ODM Customer has no design:

  • Design & drawing process
  • Quotation
  • Payment of design fee
  • Make CAD or 3D design
  • Make sample, approval by customer
  • Confirmation on order detail
  • Signing Pi
  • Receive deposit
  • Mass production
  • Receive Balance
  • Delivery

ODM Customer has design:

  • Receive design
  • Quotation
  • Payment of design fee
  • Make CAD or 3D design
  • Make sample, approval by customer
  • Confirmation on order detail
  • Signing Pi
  • Receive deposit
  • Mass production
  • Receive Balance
  • Delivery

Related Fasteners Products

Bolts Manufacturer

KENENG is a leading bolts manufacturer in China. KENENG has complete equipment of lathes, punching machines, sawing machines, and thread rolling machines. It can carry out processes such as bolt production, bolt mold production, testing, wire rolling, and cleaning.

Advantages of bolts manufacturer – KENENG

1. The development cycle is short.

2. Production equipment: KENENG has more than 500 sets of production and testing equipment imported from Japan, Switzerland, the United States, and Taiwan, such as cold forming, stamping, CNC machining, hot forging, turning, cold drawing, heat treatment, and electroplating lines.

3. Production process: The production process includes cold heading head, groove rubbing, clamping, tooth rubbing, die casting, injection molding, groove milling, etc.

4. Production capacity: The monthly production capacity exceeds 10 million pieces.

5. Competitive prices and excellent quality inspection capabilities: salt spray, film thickness, and various inspection reports can be provided.

Screw production process

What Processes Can We Use to Produce Bolts?

Injection Molding part

Injection Molding

Injection molding is a manufacturing process that produces parts through injection molding machines and molds. Injection molding uses plastic molding molds to make thermoplastics or thermosets into plastic products of…
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Production Equipment for Bolts

Application Industries of Bolts

We are a wheel bolt manufacturer, automotive bolts and nuts supplier, and furniture nuts and bolts supplier. Bolts can be widely used in automotive, furniture, elevator, aerospace, and other fields.

News of Bolts

FAQ of Bolts

Hexagonal Bolts/Nuts/Flat Washers/Spring Washers/U-bolts Thread Rod.

Yes, we can produce according to drawing or sample.

  • Pre-production sample before mass production.
  • Final Inspection before shipment.

Yes, for big orders, and frequent customers, we give reasonable discounts.

L/C, T/T, Western Union, etc.