M4 tungsten countersunk Phillips screw

The M4 Phillips countersunk tungsten screw is a premium solution for industries that demand both precision and resilience. Its flush design and rugged material properties make it a preferred choice for high-tech and mission-critical assemblies.

Classification:

Product Series

E-mail:

monfils.chen@mtwkj.com

Contact

Message

introduce

The M4 Phillips countersunk tungsten screw is a high-strength, precision-engineered fastener designed for applications that require flush mounting, excellent durability, and superior material performance. Made from pure tungsten or tungsten alloy, this screw combines a standard M4 thread with a Phillips (cross) drive and a countersunk flat head, allowing it to sit flush with the surface after installation.

Specifications:
- Thread Size: M4 (Metric 4mm)
- Head Type: Phillips Countersunk (Flat Head, Cross Slot)
- Drive Type: Phillips (Cross Recessed)
- Material: Pure Tungsten or Tungsten Alloy
- Density: ~19.25 g/cm³ (pure tungsten)
- Hardness: ≥350 HV
- Melting Point: Over 3,400°C (6,152°F)
- Surface Finish: Machined, polished, or custom as required
Key Features:
- High-density and compact mass for specialized balancing or structural needs
- Flush-mounted design ideal for applications requiring a smooth surface
- Exceptional resistance to wear, corrosion, and extreme temperatures
- Non-magnetic and chemically stable (depending on the alloy)
- Precision threading for reliable, vibration-resistant fastening
Typical Applications:
- Aerospace and defense systems
- Radiation shielding in medical and nuclear equipment
- High-performance electronics and instrumentation
- Vacuum chambers and high-temperature environments
- Specialized automotive or scientific devices