| Size | M6 to M24 |
|---|---|
| Type | Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom Fasteners |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 60 mm |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Industrial Allen CSK Screws Manufacturer in India – Socket Head Countersunk, Corrosion-Resistant SS 304/316 & Alloy Steel, Metric/UNC Threads
Delta Fitt Inc is a Allen CSK Screws Manufacturer that provides high quality countersunk fasteners of stainless steel, alloy steel and brass. These screws are designed with a flat head and internal hex (Allen) drive and are flush fitting once installed, so they are ideal in precision mechanical assemblies. Allen CSK screws find extensive applications in various industries such as electronic, automotive, aerospace, and furniture industries. They are designed to meet standards and offer secure fastening where both aesthetics and safety are paramount.Check out our industrial-grade Screws engineered for performance.
These screws are ideal on B2B portals due to their guaranteed flush-fit design, easy to use Allen drive mechanism and their track record of performance under torque, and they can be customized in size, material and finish. They can be had with black oxide, zinc or nickel plating and are appropriate to bulk industrial applications where clean finishes and long life are important. They are compact and their torque is evenly distributed, which makes them a dependable solution to OEMs and assembly lines.
Specification Table
Parameter | Spec |
|---|---|
| Type | Hex socket countersunk screw |
| Head Angle | 90° |
| Standard | ISO 10642 / DIN 7991 |
| Sizes | M2–M20 |
| Thread | Metric ISO coarse |
| Materials | Alloy steel / SS304 / SS316 / Carbon steel |
| Strength Grades | 8.8–12.9 (steel), A2-70/A4-70 (SS) |
| Finishes | Black oxide / Zinc / Plain |
| Application | Flush mounting |
Industrial 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 Industrial Allen CSK Screws are engineered for applications requiring flush surface fastening, high torque transmission, and reliable joint integrity in demanding operational environments. Manufactured using precision machining and controlled heat treatment processes, these countersunk socket head screws ensure accurate fitment, uniform load distribution, and secure fastening in compact assemblies.
Designed to withstand continuous mechanical stress, vibration, and cyclic loading, industrial Allen CSK screws help reduce loosening and maintenance requirements while maintaining long-term performance. Their flush-head design makes them ideal for applications where surface clearance, safety, and aesthetics are critical.
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 Industrial Allen CSK Screws are engineered for applications requiring flush surface fastening, high torque transmission, and reliable joint integrity in demanding operational environments. Manufactured using precision machining and controlled heat treatment processes, these countersunk socket head screws ensure accurate fitment, uniform load distribution, and secure fastening in compact assemblies.
Designed to withstand continuous mechanical stress, vibration, and cyclic loading, industrial Allen CSK screws help reduce loosening and maintenance requirements while maintaining long-term performance. Their flush-head design makes them ideal for applications where surface clearance, safety, and aesthetics are critical.
Key Features & Applications
- Suitable for flush-fit fastening in machinery, equipment housings, structural assemblies, and precision components
- Manufactured in accordance with ISO, DIN, ASTM, ASME, BS, and IS standards
- Available in carbon steel, alloy steel, stainless steel (A2/A4), duplex & special alloy grades
- Designed for high torque, vibration resistance, and dimensional stability
- Widely used in automotive, industrial machinery, power generation, chemical processing, electronics, marine, and heavy engineering industries
- Suitable for flush-fit fastening in machinery, equipment housings, structural assemblies, and precision components
- Manufactured in accordance with ISO, DIN, ASTM, ASME, BS, and IS standards
- Available in carbon steel, alloy steel, stainless steel (A2/A4), duplex & special alloy grades
- Designed for high torque, vibration resistance, and dimensional stability
- Widely used in automotive, industrial machinery, power generation, chemical processing, electronics, marine, and heavy engineering industries
Allen CSK Screws Clients Project
Client Supply Report
Product Supplied | Units (pcs) | Cities |
|---|---|---|
| Allen CSK Screws (SS 304) | 1,999 | Mumbai, Maharashtra |
| Allen CSK Screws (Alloy Steel 12.9) | 299 | Jaipur |
| Allen CSK Screws (Carbon Steel) | 193 | Pune |
| Allen CSK Screws (SS 316 Marine Grade) | 693 | Jamshedpur |
Type of Sub-products

Black Oxide Allen Csk Screws Black Oxide Allen Csk Screws
With a dark, matte finish, these alloy steel screws provide mild corrosion resistance and a sleek appearance. Widely used in electronics, machinery, and interior fittings.

Stainless Steel Allen Csk Screws Stainless Steel Allen Csk Screws
These screws offer excellent corrosion resistance and a clean finish. Ideal for marine, medical, and aesthetic applications, they ensure secure fastening with no surface protrusions.
