Which driver bit is required for this screw?

You use a T-STAR plus T20 bit (Torx) for optimal power transmission and a secure fit.

Do you need to pre-drill before driving this screw?

Pre-drilling is generally not required in softwoods, though it is recommended when working with hardwoods.

What is the advantage of a full thread?

A full thread absorbs higher tensile and compressive loads, ensuring a rigid and high-strength connection.

What are the benefits of the WIROX coating?

The WIROX coating provides high corrosion protection suited for indoor use and sheltered outdoor projects.

How does the countersunk multi-head work?

The multi-head countersinks flush into wood cleanly and stops on metal fittings without damaging them.

SPAX 1191010450455 chipboard screw 4.5 x 45 mm full thread countersunk head T-STAR plus T20 steel

Name: SPAX 1191010450455 chipboard screw 4.5 x 45 mm full thread countersunk head T-STAR plus T20 steel
Brand: SPAX
SKU: 02338431
Price: 0.06 EUR
Availability: InStock

Supplier number: SPAX 1191010450455 | EAN 4003530108051

0.06 tax incl.

€0.05 excl. VAT (incl. all environmental contributions)

On stock - immediately available

The minimum purchase order quantity for the product is 500.

Ordered before 20:00 - delivered tomorrow 16/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ Talk to a specialist

Reliable timber fastenings with Spax

Practical benefits

Secure drive with no slip: The T-STAR plus T20 recess prevents cam-out so you can drive screws smoothly with maximum torque.
Flush and clean countersinking: The multihead countersinks smoothly into the timber surface without splitting wood or requiring pre-drilling.
Superior protection against corrosion: The advanced Wirox coating shields the steel screw from rust during your indoor construction projects.

In a nutshell

The right choise for

Tackle your interior woodworking and joinery with confidence using these Spax screws. The t-star plus T20 drive ensures optimal torque transmission while preventing bit slipping and cam-out during intensive fastening. Designed with a full thread, each 4.5x45 mm steel screw delivers exceptional holding power and rigid connections across chipboard, MDF, and plywood panels. The countersunk multi-head sinks flush into the timber surface without splitting the material or requiring pre-drilling in softwoods. Finished with an advanced Wirox coating, these screws offer superior corrosion protection for long-lasting furniture and indoor construction projects.

Product information FAQ

€0.06

In stock - tax incl.

Key features according to our expert

Diameter: 4,5 mm
Material (Screw): Steel
Surface treatment screw: Wirox
Head shape (screw): Countersunk
type (screw head): T20
Drive type: Torx
Bolt/screw type: Full thread
Thread length: 39 mm
Length: 45 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:

T-STAR plus: secure bit grip, no cam-out effect, optimal force transmission
Blue zinc plated A2J

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: 4,5 mm
Material (screw): Steel
Surface treatment screw: Wirox
Head shape (screw): Countersunk
Type (screw head): T20
Drive type: Torx
Bolt/screw type: Full thread
Thread length: 39 mm
Length: 45 mm
Wire length: 39 mm

Brand SPAX
02338431
EAN 4003530108051
Supplier number SPAX 1191010450455

Frequently asked questions about this product

Answered by specialists

Which driver bit is required for this screw?: You use a T-STAR plus T20 bit (Torx) for optimal power transmission and a secure fit.
Do you need to pre-drill before driving this screw?: Pre-drilling is generally not required in softwoods, though it is recommended when working with hardwoods.
What is the advantage of a full thread?: A full thread absorbs higher tensile and compressive loads, ensuring a rigid and high-strength connection.
What are the benefits of the WIROX coating?: The WIROX coating provides high corrosion protection suited for indoor use and sheltered outdoor projects.
How does the countersunk multi-head work?: The multi-head countersinks flush into wood cleanly and stops on metal fittings without damaging them.