Which bit size is required for this screw?

You use a T10 (T-STAR plus) bit for this screw.

What is the advantage of partial threading?

Partial threading pulls the top timber piece tight against the underlying material for a firm joint.

What are the exact dimensions of this screw?

The screw has a diameter of 3 mm, a total length of 40 mm, and a thread length of 23 mm.

What is the benefit of the Wirox coating?

Wirox provides significantly higher corrosion protection than conventional zinc plating in interior applications.

How does the countersunk head ensure a neat finish?

The ribs under the countersunk head mill into the wood to ensure a flush, clean surface fit.

SPAX 0191010300405 chipboard screw 3 x 40 mm countersunk head T-STAR plus T10 steel

Name: SPAX 0191010300405 chipboard screw 3 x 40 mm countersunk head T-STAR plus T10 steel
Brand: SPAX
SKU: 02608459
Price: 0.04 EUR
Availability: InStock

Supplier number: SPAX 0191010300405 | EAN 4003530098116

0.04 tax incl.

€0.03 excl. VAT (incl. all environmental contributions)

On stock - immediately available

The minimum purchase order quantity for the product is 10000.

Ordered before 20:00 - delivered tomorrow 17/10/2026
Free shipping
Delivery by DHL

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Clean woodworking results with Spax chipboard screws

Practical benefits

Secure drive bit engagement: The T-STAR plus T10 recess eliminates bit slipping, giving you precise control and wobble-free driving on every screw.
Smooth flush head finish: The countersunk head with ribs sinks cleanly into the wood, preventing splitting while leaving a flat surface.
Long-lasting corrosion resistance: With the specialized Wirox coating, your steel fasteners maintain dependable strength and rust protection during indoor use.

In a nutshell

The right choise for

With these Spax chipboard screws, you achieve solid and clean timber joints on every project. The t-star plus T10 recess provides a secure bit fit that eliminates slipping, giving you smooth and controlled driving from start to finish. Thanks to the partial thread design, you pull wooden battens, skirting boards, and panels tightly against the substructure without gaps. The countersunk head with integrated milling ribs sinks flush into the surface to prevent wood splitting while leaving a flat finish. Protected by the durable Wirox coating, these steel screws resist corrosion during indoor use. This pack of 1000 pieces gives you the dependable supply needed for interior fitting and furniture assembly.

Product information FAQ

€0.04

In stock - tax incl.

Key features according to our expert

Diameter: 3 mm
Material (Screw): Steel
Surface treatment screw: Wirox
Head shape (screw): Countersunk
type (screw head): T10
Drive type: Torx
Bolt/screw type: Full thread
Thread length: 23 mm
Length: 40 mm

Product description:

Flat countersunk head, T-STAR plus
With MULTI Head and 4CUT, hardened, synthetic coating
Blue zinc plated A2J

Application:

Universal usage

Advantages:

No pre-drilling (wood-dependent)
Quick and safe fastening with reduced driving in torque (more screwed connections per battery charge)
Effectively reduces splitting of the wooden material, even when close to the edge
Multifunctional applications indoors

Special properties:

Partial thread: firm tightening of the upper wood layer
Blue zinc plated A2J
T-STAR plus: secure bit grip, no cam-out effect, optimal force transmission

Features:

4CUT: allows screwing in without pre-drilling (wood-dependent), reduces splitting as square end displaces the fibres
Ground serrations: up to the point - quick and secure fastening
MULTI Head: flush countersinking. Mills in wood and stops on metal

All Features

Diameter: 3 mm
Material (screw): Steel
Surface treatment screw: Wirox
Head shape (screw): Countersunk
Type (screw head): T10
Drive type: Torx
Bolt/screw type: Full thread
Thread length: 23 mm
Length: 40 mm
Wire length: 23 mm

Brand SPAX
02608459
EAN 4003530098116
Supplier number SPAX 0191010300405

Frequently asked questions about this product

Answered by specialists

Which bit size is required for this screw?: You use a T10 (T-STAR plus) bit for this screw.
What is the advantage of partial threading?: Partial threading pulls the top timber piece tight against the underlying material for a firm joint.
What are the exact dimensions of this screw?: The screw has a diameter of 3 mm, a total length of 40 mm, and a thread length of 23 mm.
What is the benefit of the Wirox coating?: Wirox provides significantly higher corrosion protection than conventional zinc plating in interior applications.
How does the countersunk head ensure a neat finish?: The ribs under the countersunk head mill into the wood to ensure a flush, clean surface fit.