
DotsFasteners is a trusted and leading Fastener's Manufacturer in India, renowned for delivering premium-quality fasteners that adhere to international and domestic industry standards. We offer a comprehensive range in multiple sizes, materials, and grades to cater to the varying requirements of industrial, construction, and infrastructure sectors.
- About Hex Bolts – Dots Fasteners
- Hex Bolt Specifications
- Hex Bolt Sizes & Standards
- Hex Bolt Material Grades
- Common Hex Bolt Sizes
- Why Choose Dots Fasteners for Hex Bolts?
- Related Types of Bolts – Dots Fasteners
- Applications & Uses of Hex Bolts
- Packaging & Delivery – Hex Bolts | Dots Fasteners
- Hex Bolts Manufacturers & Suppliers – India
Dots Fasteners is one of the best and most trusted Eye Bolts manufacturers in India. We offer a comprehensive range of Eye Bolts available in multiple sizes, materials, grades, and standards to meet the needs of various industrial and structural applications.
Our Eye Bolts are designed for high performance and durability and are widely used in construction, infrastructure, transportation, and marine sectors.
About Hex Bolts – Dots Fasteners
Dots Fasteners is a trusted manufacturer and global supplier of premium-grade Hex Bolts Fasteners, engineered for strength, durability, and performance. We maintain a wide inventory of Hex Bolts for ready dispatch and also offer custom manufacturing based on client-specific drawings and requirements.
We are proud to be recognized as one of the most authentic and reliable Hex Bolt manufacturers in India, catering to the Construction, Automobile, Engineering, and Heavy Industry sectors.
Hex Bolt Specifications
- Standards:
EU, IFI, CSN, Italian, ASME, British BS, Indian IS, ISO, DIN, Polish PN, SAE - Size Range:
M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30, M36 up to M160 - Length Range:
3/8″ to 8″ - Materials Offered:
- High Tensile Steel
- Stainless Steel (304, 316, 904L, etc.)
- Inconel, Incoloy, Hastelloy, Monel
- Silicon Bronze, Phosphor Bronze, Aluminium Bronze
- Copper, Brass, Copper Nickel
- Nickel Alloys, Nitronic, Nimonic
- Compliant with ASME, ASTM standards
- Coating & Finish Options:
- PTFE Coated
- Hot Dip Galvanized
- Zinc Plated (Yellow, Blue, Black, Cobalt)
- Aluminium Zinc Flake Coated
- Black Phosphate
- Nickel Plated
- Forming Options:
- Hot Forged Hex Bolts
- Cold Forged Hex Bolts
Hex Bolt Sizes & Standards
Standard | Size Range |
---|---|
ASME B18.2.1 | 3/8 inch to 3 inch |
BS 1769 | ½ inch to 2 inch |
ASME B18.2.3.6M | M12 to M36 |
ASME B18.2.3.7M | M16 to M36 |
DIN 6914 | M12 to M36 |
ISO 7412 | M12 to M36 |
UNI 5712 | M12 to M36 |
DIN-EN 14399-4 | M12 to M36 |
Hex Bolt Material Grades
Stainless Steel Grades
ASTM / ASME SA 312 TP: 304, 304L, 304H, 309S, 310S, 316, 316TI, 317, 321, 347, 904L, and others.
Duplex & Super Duplex Steel
UNS: S31803, S32205, S32550, S32750, S32760
Alloy Steel Grades
ASTM / ASME A/SA 193 / 194: B6, B7/B7M, B16, 2, 2HM, 2H, GR6
Nickel Alloys
Nickel 200, 201
Hastelloy Grades
C-22, C-276, C-2000, C-4, B, X, N, G
Inconel Grades
600, 601, 625, 625LCF, 686, 718, 800, 825, X-750, 690, 602, 617, 925, A-289, AL-6XN, AL-904L
Common Hex Bolt Sizes
Imperial Size | ||
---|---|---|
1/4″-20 x 1″ | 3/8″-16 x 1-1/2″ | 1/2″-13 x 2-1/2″ |
5/16″-18 x 1″ | 3/8″-16 x 2″ | 3/4″-10 x 2-1/2″ |
5/16″-18 x 1-1/4″ | 3/8″-16 x 2-1/2″ | 3/4″-10 x 3″ |
3/8″-16 x 3/4″ | 3/8″-16 x 3″ | 5/8″-11 x 4″ |
3/8″-16 x 1″ | 1/2″-13 x 1-1/4″ | 1/2″-13 x 2″ |
3/8″-16 x 1-1/4″ | 1/2″-13 x 1-1/2″ | 5/8″-11 x 2-1/2″ |
1/2″-13 x 3″ |
Why Choose Dots Fasteners for Hex Bolts?
- ✅ Wide range of sizes & global standards
- ✅ Custom manufacturing capabilities
- ✅ Ready stock for immediate dispatch
- ✅ Stringent quality control with material traceability
- ✅ Secure export packaging & documentation
- ✅ Dispatch from Mumbai/Kalamboli ports
- ✅ Flexible payment terms & 18% GST for domestic supply

Related Types of Bolts – Dots Fasteners
As a comprehensive manufacturer of industrial fasteners, Dots Fasteners offers a full spectrum of bolt types catering to diverse applications and industries. Below are some of the related bolts we manufacture and supply:
Bolt Type | Bolt Type | Bolt Type |
---|---|---|
Hex Bolt Manufacturer | Elevator Bolts Manufacturer | Eye Bolts Manufacturer |
Heavy Hex Bolt Manufacturer | Hex Flange Bolt Manufacturer | Hollow Allen Bolt Manufacturer |
Hollow Hex Bolt Manufacturer | J Bolt Manufacturer | Machine Bolt Manufacturer |
Shoulder Bolt Manufacturer | Socket Head Bolt Manufacturer | Square Head Bolt Manufacturer |
Countersunk Bolt Manufacturer | Carriage Bolt Manufacturer | U Bolt Manufacturer |
Stud Bolt Manufacturer | Allen Bolt Manufacturer | Anchor Bolt Manufacturer |
Lag Bolt Manufacturer | Hanger Bolt Manufacturer |
We specialize in customization, export-ready packaging, and bulk supply of all bolt types, ensuring global compatibility with standards such as ASTM, DIN, ISO, and BS.
Applications & Uses of Hex Bolts
Hex Bolts are among the most commonly used fasteners due to their robust construction, excellent load-handling capacity, and compatibility with high-torque applications. Our Hex Bolts are engineered for both general and heavy-duty industrial use.
Industries & Applications:
- ✅ Agriculture Industry
Used in assembling agricultural machinery, tractors, and support structures. - ✅ Automobile & Transportation Sector
For automotive frames, engine components, and assembly lines. - ✅ Oil & Gas Industry
Ideal for pipelines, pressure vessels, and structural platforms. - ✅ Plumbing Systems
For anchoring large pipe brackets and water treatment systems. - ✅ Water Supply Systems
In water storage tanks, filtration plants, and municipal water infrastructure. - ✅ Chemical & Refining Industry
Excellent corrosion resistance for chemical tanks, reactors, and processing equipment. - ✅ Building & Construction
Used in steel structures, concrete embeds, bridges, and tower constructions. - ✅ Power Generation Plants
For turbine mounting, grid structures, and electrical equipment. - ✅ Military & Defense Applications
In bunkers, mobile units, and tactical machinery. - ✅ Marine Industry
High corrosion-resistant fasteners for ships, ports, and offshore platforms.
Packaging & Delivery – Hex Bolts | Dots Fasteners
At Dots Fasteners, we ensure that every Hex Bolt is delivered in top condition. Our packaging process prioritizes safety, durability, and international standards to guarantee that your products arrive intact and ready to use.
Packaging Details:
- Hex Bolts are securely packed in HDPE bags, corrugated boxes, wooden crates, or pallets as required
- Special protective packaging for export shipments
- Packaging charges are additional
Delivery & Logistics:
- Port of Dispatch:
Mumbai Port / Kalamboli ICD, Maharashtra, India - Taxation:
18% GST applicable for domestic supplies in India - Payment Modes Accepted:
- L/C (Letter of Credit)
- T/T (Telegraphic/Wire Transfer)
- Cheque
- Other payment terms as per client agreement
Hex Bolts Manufacturers & Suppliers – India
Dots Fasteners, is a leading manufacturer, supplier, and exporter of Hex Bolts in India. With a vast stock and reliable logistics, we supply Hex Bolts across major industrial cities and regions.
We Supply Hex Bolts in Major Indian Cities:
Mumbai | Pune | Chennai | Bengaluru | Kolkata | Hyderabad | Jaipur | Surat | Salem | New Delhi | Bhiwandi | Delhi | Rajkot | Bharuch | Raipur | Ludhiana | Panipat | Nashik | Indore | Gwalior | Coimbatore | Nagpur | Noida | Vadodara | Agra | Lucknow | Kanpur | Bhopal
✅ Custom sizes & materials available on request
✅ Timely dispatch & documentation for exports
✅ Large-scale production with quality assurance