Allen Bolts Manufacturer In India Supplying Astm Standard Precision Fastening Solutions For Automotive, Engineering & Industrial Applications

Allen Bolts Manufacturer In India Supplying Astm Standard Precision Fastening Solutions For Automotive, Engineering & Industrial Applications
₹9 - ₹23

Minimum Order : 150

Customization as per requirements


Specification Details
SizeM6 to M24
TypeBolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom Fasteners
StandardDin, Iso, Jis, Gb, Is, Bs, Astm
Length6 mm to 300 mm
MaterialStainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze

Trusted Allen Bolts Manufacturer in India Engineered for High Torque, Compact Assembly & Reliable Industrial Performance

Ananka Group is an Allen Bolts Manufacturer producing premium-quality fasteners made from stainless steel, alloy steel, carbon steel, and galvanized steel. Allen bolts, also known as hex socket head bolts, feature an internal hex drive and cylindrical head, designed for high torque applications with minimal external clearance. Manufactured to ASTM, BS, and IS standards, these bolts provide excellent tensile strength, precision fit, and corrosion resistance. Allen bolts are commonly used in automotive parts, industrial machinery, aerospace, robotics, and structural frameworks requiring secure, flush-mounted fastening. 

Our proven and guaranteed Allen bolt solutions are ideal for industries seeking compact yet high-strength fasteners. Through trusted B2B portals, we offer custom specifications in thread pitch, length, coating, and head design. Designed for durability, tight spaces, and reliable locking under vibration, our bolts are available in bulk with optimized logistics and packaging. Their simple internal drive system makes them ideal for modern mechanical assemblies and precision equipment installations.

Allen Bolts – Standard Weight Chart

Metric Size – ISO / DIN Reference

Bolt Size (Metric)

Length (mm)

Approx. Weight per Piece (kg)

Approx. Weight per 100 Nos (kg)

M4100.0030.30
M4200.0050.50
M5160.0080.80
M5250.0111.10
M6200.0151.50
M6300.0202.00
M8250.0353.50
M8400.0505.00
M10300.0757.50
M10500.10510.50
M12400.15015.00
M12600.19519.50
M16500.32032.00
M16800.41041.00
M20600.62062.00
M201000.78078.00

Our Allen Bolts are manufactured under strict quality management systems and subjected to comprehensive inspection processes to ensure high torque capacity, dimensional accuracy, and dependable fastening performance in demanding industrial environments. Each bolt is precision-machined with a hexagonal socket head design that allows efficient torque transfer, compact installation, and secure clamping in confined spaces. Engineered to withstand continuous operational stress, Allen bolts help reduce loosening, wear, and maintenance requirements. Contact us today to request a quotation or discuss your specific fastening application needs.


Key Features & Applications of Allen Bolts

  • Commonly used for high-torque fastening and secure clamping in machinery, automotive assemblies, tooling, and industrial equipment.
  • Manufactured in compliance with ASTM, ASME, ISO, DIN, BS, and IS standards, ensuring consistent quality, strength, and extended service life.
  • Available in carbon steel, alloy steel, stainless steel, duplex & super duplex steel, and special alloy grades, suitable for corrosive, high-temperature, and critical service conditions.
  • Designed to perform reliably under vibration, cyclic loading, and mechanical stress, offering stable joint integrity and long-term reliability.
  • Widely applied across automotive, oil & gas, power generation, chemical processing, heavy engineering, marine, and precision manufacturing industries.

Allen Bolts Client Project Summary

This project involved the manufacture and supply of precision-engineered Allen bolts for high-torque fastening applications across industrial machinery, equipment assemblies, and structural systems. The bolts were produced using certified carbon steel, alloy steel, and stainless steel materials, fully compliant with ASTM, ISO, DIN, and ASME specifications to ensure strength, dimensional accuracy, and long-term performance.

Each batch of Allen bolts underwent detailed quality inspection and mechanical testing, including dimensional verification, tensile strength assessment, hardness testing, and socket drive accuracy checks. Selected lots were also evaluated for torque performance and surface integrity to ensure reliable fastening under vibration and cyclic loading. The project was completed within the committed delivery schedule, supporting efficient installation, operational reliability, and uninterrupted performance at the client’s facilities.

Product Supplied

Quantity Supplied

Cities (India)

Allen Bolts for Industrial Machinery Assemblies

240 Pieces

   Mumbai

High Tensile Allen Bolts (Various Lengths & Grades)

275 Pieces

Ahmedabad

ASTM Standard Allen Bolts for Equipment Installation

255 Pieces

Chennai

Carbon & Alloy Steel Allen Bolts

220 Pieces

Pune




Type of Sub-products

  • Alloy Steel Allen Bolts
    Alloy Steel Allen Bolts

    Alloy Steel Allen Bolts

    These high tensile bolts are ideal for heavy duty equipment, engines, and industrial structures. Their enhanced strength and wear resistance make them suitable for load intensive assemblies.

  • Stainless Steel Allen Bolts
    Stainless Steel Allen Bolts

    Stainless Steel Allen Bolts

    Resistant to corrosion and high temperatures, these bolts are used in cleanroom, marine, and food grade environments where hygiene and durability are key.