Zinc-plated Countersunk timber screw TX25 5.0×120 mm – partial thread – pack of 250
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Zinc-plated Countersunk timber screw with Torx TX25 drive. Dimensions 5.0×120 mm, partial thread 50 mm, head diameter 9.5–10.0 mm. Electroplated zinc coating. For carpentry and structural timber connections. Pack of 250.
Product code: 003-194
Product features
[PIM] Wkręty #80
- Material Steel
- Diameter 5
- Length [mm] 120
- Thread partial thread
- Drive TX25
- Coating Zinc plated
- Quantity per pack [pcs] 250
- Head type countersunk
Description
Zinc-plated Countersunk timber screw TX25 5.0×120 mm – partial thread – pack of 250

The Countersunk timber screw with Torx drive is a fastener for timber structures, sold in a bulk pack of 250 screws. One unit in the shop represents the entire pack, which is worth considering when planning orders for larger projects.
The countersunk head sits flush with the surface of the timber, leaving a smooth finish without additional work. The Torx drive provides a secure fit for the bit and reduces the risk of the tool slipping during installation.
Applications and selection
- carpentry and structural timber connections, including roof truss components and timber frames
- partially threaded screws are used where the threaded section engages with the base member and the smooth shank passes through the member being clamped
- electroplated zinc provides basic corrosion protection for the steel under typical conditions inside structures
- select the screw length according to the thickness of the components being joined, ensuring that the thread has adequate anchorage in the timber
Structural screws of this type are widely used by carpentry and roofing teams, and the 5.0×120 mm size is suitable for joining thicker timber components. The standardised Torx drive allows the same type of bit to be used throughout the range of screws with this drive size.

Design and construction
The screw consists of a countersunk head, a smooth section of shank beneath the head and a threaded section. The electroplated zinc coating gives it a characteristic golden hue and protects the steel surface. The screws are supplied loose in a bulk cardboard pack.

The close-ups show both the head with its Torx drive and the threaded tip, making it easier to identify the screw on site and compare it with the ordered variant.

Countersunk timber screws with partial thread are a popular choice for timber work where a neat surface finish and secure fastening are important.




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