Chipboard screws 4.0 x 25 full thread zinc plated - 200 pieces

• Yes → for thin sheet material and light assembly
• Yes → for MDF, plywood, OSB and chipboard
• Yes → when grip along the full length is required
• Yes → for back panels, panels and furniture assembly
• No → for heavy timber structures or beam connections
• No → when stainless steel is required for damp outdoor applications

What is the 4.0 x 25 mm chipboard screw?

The 4.0 x 25 mm chipboard screw is a compact wood screw for applications where thin material must be fixed neatly and securely. Thanks to its 25 mm length, this screw is suitable for materials of around 8 to 12 mm thick where sufficient penetration is required without unnecessary risk of driving through the material.

This version has a full thread. This means the thread runs along almost the full length of the screw. As a result, the screw grips along its full length and creates a stable fastening in thin sheet material and light wooden parts.

The Torx TX20 drive provides strong grip during installation. This allows controlled fastening, especially with short screws such as this 25 mm version.

Does this 4.0 x 25 mm screw suit your application?

What makes this 4.0 x 25 mm version practical?

This 4.0 x 25 mm chipboard screw combines a compact length with a practical diameter. This makes it suitable for light installation jobs in thin wood and sheet material.

For this version, that means the screw is designed for controlled installation, good grip and neat processing in thin sheet material, wood and furniture parts.

• 4.0 mm diameter: good balance between grip and workability.
• 25 mm length: suitable for thin materials and light assembly.
• Full thread: grip along the full screw length.
• Torx TX20: good power transfer and less chance of damaging the screw head.
• Zinc plated: suitable for dry environments and indoor applications.

When do you use 4.0 x 25 mm full thread screws?

A 4.0 x 25 mm full thread screw is used when you need to fasten thin materials securely without strong clamping action. The thread along the full length provides even grip in the material.

Why is 25 mm technically logical? For sheet material of around 8 to 12 mm thick, a 25 mm screw provides sufficient penetration into the supporting material. This creates a stable fixing without the screw easily driving through thin material.

Advantages of full thread with 4.0 x 25 mm

For short screws used in thin sheet material, full thread is an important advantage. Because the thread runs along almost the full screw length, the screw has grip along the entire length.

This creates an even fixing. This is especially important in MDF, plywood, OSB, chipboard, back panels, panels and light assembly work.

• grip along the full screw length
• stable fastening in thin sheet material
• suitable for direct installation to a base material
• less clamping action than partial thread screws

For wood-to-wood joints where two parts must be pulled tightly together, a partial thread screw is often a better choice.

Installation advice for 4.0 x 25 mm chipboard screws

For proper installation, it is important to use the correct bit, machine and working method. The Torx TX20 drive allows the screw to be driven in with good control and strong grip on the screw head.

• Always use a matching Torx TX20 bit.
• Use a screwdriver with controlled torque.
• Pre-drilling is usually not required in softwood.
• Light pre-drilling is recommended in hardwood.
• Drive the screw in carefully to avoid damage to the screw, bit and material.
• Do not install too close to the edge without pre-drilling to reduce the risk of splitting.

When working with thin sheet material, controlled driving is important for a neat finish. In hard materials or near edges, light pre-drilling is often the safer choice.

Not sure about the correct length?

Is 25 mm slightly too short or too long for your application? Then compare similar sizes in the same category. These may be suitable when you need more or less penetration depth.

Buy 4.0 x 25 mm chipboard screws