Countersunk Bolt Manufacturer
Fasteners India is a reliable Countersunk Bolts manufacturer based in Kolkata, serving customers across West Bengal, Odisha, Assam, Chhattisgarh, Jharkhand, Bihar, Maharashtra, Telangana, Delhi, Meghalaya, Tamil Nadu, Uttar Pradesh & Karnataka. Our Countersunk Bolts are designed to provide a flush finish, strong holding power, and a clean appearance for a wide range of industrial and construction applications.
About Fasteners
Fasteners India is a trusted fastening solutions company with modern manufacturing facilities and strict quality control systems. We specialize in producing high-quality bolts that meet industry standards and customer-specific requirements.
What Are Countersunk Bolts?
Countersunk bolts are fasteners with a conical head designed to sit flush with or below the surface of the material. They are commonly used where a smooth surface finish is required for safety, appearance, or functional reasons.
Key Features:
- Flush fitting for smooth and clean surfaces
- Strong and secure fastening
- Accurate threading for easy installation
- Corrosion-resistant finish options
- Suitable for both metal and wood applications
Range of Countersunk Bolts We Manufacture
Fasteners India manufactures and supplies:
- Countersunk head machine bolts
- Flat head countersunk bolts
- High tensile countersunk bolts
- Stainless steel countersunk bolts
- Custom countersunk bolts as per drawings
Materials & Grades Available
Our countersunk bolts are manufactured using:
- Mild Steel (MS)
- Carbon Steel
- High Tensile Steel (8.8, 10.9, 12.9 grades)
- Stainless Steel (SS 202, SS 304, SS 316)
Manufacturing & Quality Control Process
- Selection of certified raw materials
- Forging and machining of bolt heads
- Precision thread rolling
- Heat treatment for high tensile grades
- Surface finishing and corrosion protection
- Dimensional inspection and strength testing
- Final packaging and dispatch
Technical Specifications Chart
Bolt Size | Thread Type | Length Range | Grade Options | Finish |
M6 | Metric | 10 – 100 mm | 4.6, 5.6, 8.8 | Zinc plated, Black |
M8 | Metric | 15 – 150 mm | 5.6, 8.8, 10.9 | Zinc plated, Black |
M10 | Metric | 20 – 200 mm | 8.8, 10.9 | Zinc plated, Black |
M12 | Metric | 25 – 250 mm | 8.8, 10.9, 12.9 | Zinc plated, Black |
M16 | Metric | 30 – 300 mm | 8.8, 10.9, 12.9 | Zinc plated, Black |
(Custom sizes, grades, and finishes available on request.)
Applications of Countersunk Bolts
- Machinery and equipment assembly
- Furniture manufacturing
- Electrical and panel installations
- Automotive and engineering applications
- Metal fabrication and construction works
- Architectural and interior projects
Service Coverage
Fasteners India supplies countersunk bolts across:
West Bengal, Odisha, Assam, Chhattisgarh, Jharkhand, Bihar, Maharashtra, Telangana, Delhi, Meghalaya, Tamil Nadu, Uttar Pradesh & Karnataka.
Why Choose Fasteners India ?
- In-house manufacturing facility
- Consistent product quality
- Competitive pricing
- Bulk order capability
- Timely delivery
- Custom specifications and packaging options
- Strong regional distribution network
Contact Fasteners India Today
For dependable Countersunk Bolts manufacturing in Kolkata, contact Fasteners India today for quotations, technical datasheets, and project support.