| Size | M2 to M20 |
|---|---|
| Type | Screw |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 4 mm to 100 mm |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Trusted Allen CSK Screws Manufacturer in India Engineered for Flush Mounting, High Torque & Reliable Industrial Assembly
Caliber Enterprise is a reputable Allen Csk Screws Manufacturer that offers high quality screws that are precise, strong and durable. The screws are characterized by countersunk head shaped like screws that sit flat onto the surface giving a clean and safe finish. Allen Csk screws are very popular in the engineering sector, the automotive, machinery and construction sector where performance and appearance are important. They are produced of high standards to provide the screws with a long service life and fastening reliability in high-demand conditions.
Material | Grade / Property Class | Standard | Thread Size | Length Range | Head Angle | Drive Type | Finish | Approx. Weight |
|---|---|---|---|---|---|---|---|---|
| Carbon Steel | 8.8 | DIN 7991 / ISO 10642 | M3 – M24 | 6 – 120 mm | 90° | Hex Socket | Black Oxide | Size dependent |
| Alloy Steel | 12.9 | DIN 7991 / ISO 10642 | M4 – M24 | 8 – 150 mm | 90° | Hex Socket | Black Oxide | Size dependent |
| Stainless Steel | A2-70 | DIN 7991 | M3 – M20 | 6 – 100 mm | 90° | Hex Socket | Plain | Size dependent |
| Stainless Steel | A4-80 | DIN 7991 | M4 – M20 | 8 – 100 mm | 90° | Hex Socket | Passivated | Size dependent |
Allen CSK Screws – Standard Weight Chart
Screw Size (Metric) | Length (mm) | Approx. Weight per Screw (kg) | Approx. Weight per Piece (kg) | Total Weight (kg) – 100 Nos |
|---|---|---|---|---|
| M4 | 10 | 0.002 | 0.002 | 0.20 |
| M4 | 16 | 0.003 | 0.003 | 0.30 |
| M5 | 12 | 0.005 | 0.005 | 0.50 |
| M5 | 20 | 0.007 | 0.007 | 0.70 |
| M6 | 16 | 0.010 | 0.010 | 1.00 |
| M6 | 25 | 0.014 | 0.014 | 1.40 |
| M8 | 20 | 0.026 | 0.026 | 2.60 |
| M8 | 30 | 0.035 | 0.035 | 3.50 |
| M10 | 25 | 0.060 | 0.060 | 6.00 |
| M10 | 40 | 0.085 | 0.085 | 8.50 |
| M12 | 30 | 0.120 | 0.120 | 12.00 |
| M12 | 50 | 0.165 | 0.165 | 16.50 |
| M16 | 40 | 0.300 | 0.300 | 30.00 |
| M16 | 60 | 0.380 | 0.380 | 38.00 |
| M20 | 50 | 0.560 | 0.560 | 56.00 |
Our Allen CSK Screws are manufactured under strict quality assurance systems and undergo detailed inspection procedures to ensure flush installation, high clamping strength, and dependable fastening performance in demanding industrial environments. Each screw is precision-engineered with a countersunk head and internal hex drive to provide excellent torque transmission while maintaining a smooth, finished surface. Designed to withstand continuous operational stress, Allen CSK screws help reduce loosening, wear, and maintenance requirements, contributing to long-term assembly reliability. Contact us today to request a quotation or discuss your specific fastening needs in detail.
Key Features & Applications of Allen CSK Screws
- Commonly used for flush-fit fastening and high-torque applications in machinery, equipment housings, structural assemblies, and precision components.
- Manufactured in accordance with ASTM, ASME, ISO, DIN, BS, and IS standards, ensuring consistent quality, dimensional accuracy, and extended service life.
- Available in carbon steel, stainless steel, alloy 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, maintaining secure joints over prolonged service periods.
- Widely used across automotive, industrial machinery, oil & gas, power generation, chemical processing, electronics, marine, and heavy engineering industries.
Allen CSK Screws Client Project Summary
This project involved the manufacture and supply of precision-engineered Allen CSK Screws for flush-mount fastening applications across industrial machinery, equipment assemblies, and structural installations. The screws were produced using certified carbon steel, alloy steel, and stainless steel materials, complying with ASTM, ISO, DIN, and ASME standards to ensure strength, dimensional accuracy, and long-term fastening reliability.
Each Allen CSK screw was subjected to comprehensive quality checks, including dimensional inspection, tensile strength testing, hardness verification, and hex socket drive accuracy evaluation. Selected batches were also tested for torque performance and surface finish to ensure consistent clamping force and reliable performance under vibration and cyclic loading. The project was completed within the committed schedule, supporting smooth installation and uninterrupted operation at the client’s facilities.
Product Supplied | Quantity Supplied | Cities (India) |
|---|---|---|
Allen CSK Screws for Machinery & Equipment Assembly | 225 Pieces | Mumbai |
High Tensile Allen CSK Screws (Various Sizes & Grades) | 270 Pieces | Ahmedabad |
ISO Standard Allen CSK Screws for Industrial Installations | 245 Pieces | Chennai |
Carbon & Alloy Steel Allen CSK Screws | 210 Pieces | Pune |
Type of Sub-products

Zinc Coated Allen Csk Screws Zinc Coated Allen Csk Screws
Protected with a zinc layer for rust resistance, these screws are excellent for indoor installations, electrical fittings, light duty furniture, and decor panels.

Brass Allen Csk Screws Brass Allen Csk Screws
Non sparking and corrosion resistant, brass variants are preferred in electrical terminals, control boxes, and aesthetic installations in high end fittings.
