Description
The 304 Stainless Steel Countersunk Torx Screw is a precision-engineered fastener designed for secure, flush installations. Featuring a flat countersunk head and an internal Torx (plum) drive, this machine screw provides superior torque transfer, minimizing the risk of cam-out and slippage during installation. Manufactured from 304 stainless steel, it offers excellent corrosion resistance, strength, and durability, making it ideal for applications exposed to moisture or moderate chemical environments. The countersunk design ensures a smooth, flush finish, providing both functional and aesthetic advantages in professional assemblies. The 304 Stainless Steel Countersunk Torx Screw is used across industries requiring precise, high-torque, and corrosion-resistant fastening, such as electronics, machinery, automotive, construction & furniture, and marine equipment.
Features & Benefits
- High Corrosion & Oxidation Resistance: Made from high-quality 304 stainless steel, this screw resists rust, corrosion, and oxidation — even in humid or outdoor environments.
- Internal Torx Drive (Plum Groove) : Facilitates high torque capability and makes locking easier, reducing the risk of slipping during fastening.
- High Strength & Dimensional Stability:Excellent hardness and tensile strength ensure dependable fastening under mechanical stress, without deformation.
- Deep, Uniform Thread Design: Precision threading ensures secure engagement, consistent load distribution, and reliable performance across various materials.
Specification
|
Nominal diameter -d |
M3 |
M4 |
M5 |
M6 |
|
|
Pitch -p
|
0.5 |
0.7 |
0.8 |
1 |
|
|
dk |
max |
5.6 |
7.5 |
9.3 |
10.3 |
|
min |
5.5 |
7.4 |
9.2 |
10.2 |
|
|
k |
max |
1.7 |
2.2 |
2.9 |
3.3 |
|
min |
1.6 |
2.1 |
2.8 |
3.2 |
|
|
Suitable for hexagonal wrench |
T10 |
T20 |
T25 |
T30 |
|




