Nut Bolts Manufacturers, Suppliers and Exporters in India

Mcneil Instruments is your one-stop destination for high quality nut bolts manufacturers in India. As leading bolt and nut manufacturers,supplier, and exporter of nut bolts in India we specialize in providing a wide range of products to meet your specific needs. Whether you’re in need of standard nuts and bolts or customized fasteners, we have the expertise and capabilities to deliver. As bolts and nuts suppliers and manufacturers, we understand the importance of quality and reliability. That’s why we only source the finest materials to manufacture our products, ensuring durability and performance. Our stainless steel bolts and nuts are particularly popular for their corrosion resistance and strength, making them ideal for various applications across industries

At Mcneil Instruments, a nut and bolt manufacturers, Our commitment to customer satisfaction is unwavering, and we go above and beyond to ensure that our clients receive the highest quality products and services. Whether you’re a small-scale business or a large industrial enterprise, you can count on us to meet your requirements promptly and efficiently. When it comes to nuts, bolts, and fasteners, quality and specification are paramount. At Mcneil Instruments, we understand the importance of meeting the highest standards in both aspects.

Quality nut bolt manufacturer and supplier in India

Quality is ingrained in every aspect of our bolt & nut manufacturing process. From the selection of raw materials to the final inspection of finished products, we adhere to strict quality control measures to ensure that our nuts and bolts meet or exceed industry standards. Our commitment to quality is reflected in the durability, reliability, and performance of our products.

In addition to quality, specifications play a crucial role in determining the suitability of nuts and bolts for various applications. Different industries and projects require fasteners with specific dimensions, materials, and performance characteristics. That’s why we offer a wide range of nuts, bolts, and fasteners in various sizes, materials, and finishes to meet diverse specifications.

Whether you need nuts and bolts for automotive, construction, manufacturing, or any other industry, you can rely on Mcneil Instruments to provide products that meet your exact specifications. Our team of experts works closely with clients to understand their requirements and recommend the most suitable nuts and bolts for their applications.

Specifications of Mcneil Instruments Nuts,Bolts

When it comes to fastener manufacturing, Mcneil Instruments stands out as a trusted nut bolts manufacturer and bolts and nuts supplier. We specialize in producing stainless steel bolts and nuts, adhering to stringent specifications. Our bolt & nut manufacturing process ensures that every product meets the highest standards of quality and durability. With Mcneil Instruments, you can rely on us as your preferred nut bolt manufacturer for all your fastening needs. Below are some Specifications Designed for Materials Used for Fastener Manufacturing, Includes Nuts,Bolts

ASTM Specifications for Bolt Fasteners

A193 – Alloy steel and stainless steel bolting materials for high temperature or high pressure service.
  • – Carbon steel bolts and studs, 60,000 psi tensile strength.
  • – Alloy steel and stainless steel bolting materials for low temperature service.
  • – Structural bolts, steel, heat treated, 120/105 ksi minimum tensile strength.
  • – Quenched and tempered alloy bolts, studs, and other externally threaded fasteners.
  • – Quenched and tempered steel bolts and studs for general use.
  • – Structural bolts, alloy steel, heat treated, 150 ksi minimum tensile strength.
F568 – Standard for metric bolts, screws and studs that are used in general engineering applications
  • – Stainless steel bolts, hex cap screws, and studs.
  • – Anchor bolts designed to anchor structural supports to concrete foundations.


ASTM Specifications for Nut Fasteners

A194 – Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service
  • – Standard Specification for Wrought Cobalt-20Nickel-20Chromium-3.5Molybdenum-3.5Tungsten-5Iron Alloy for Surgical Implant Applications
  • – Standard Specification for Stainless Steel Nuts , Corrosive service applications
  • – Standard Specification for Nonferrous Nuts for General Use , general use

We believe in transparency and accountability when it comes to product specifications. Our catalog provides detailed information about each product, including dimensions, materials, and performance ratings, to help customers make informed decisions.

quality and specification are non-negotiable when it comes to nuts, bolts, and fasteners. At Mcneil Instruments, we are committed to stainless steel bolts and nuts suppliers to meet the highest standards of quality and adhere to the most stringent specifications. With us, you can trust that you’re getting the best nuts and bolts for your needs.

Frequently Asked Questions

What is the definition of a double nut type bolt?

A double nut type bolt refers to a bolt with two nuts stacked on top of each other, often used for securing heavy loads or in applications where vibration may cause a single nut to loosen.

What are high tensile nut bolts?

High tensile nut bolts are bolts made from materials with high tensile strength, designed to withstand high loads and tension forces without deforming or breaking.

What is the bolt & nut (it mean, 4T, 7T, 9T)?

The notation such as 4T, 7T, 9T refers to the grade or strength of the bolt. It indicates the tensile strength of the bolt material, with higher numbers representing greater strength.

Where can I find the best fastener nut and bolt?

For high quality fastener nuts and bolts in India, Mcneil Instrument is a reliable option. We offer a wide range of fasteners known for their durability and reliability in various industrial applications.