Which screwdriver bit is required for these screws?

You need a standard PZ2 bit (Pozidriv size 2).

What is the benefit of the partial thread design?

The partial thread clamps the outer timber piece tightly against the underlying structure without leaving gaps.

What are the exact dimensions of this Spax screw?

The screw has a diameter of 4.5 mm, a total length of 70 mm, and a thread length of 42 mm.

What is the advantage of the Wirox coating?

The Wirox coating provides significantly higher corrosion resistance than standard zinc plating and is chromium(VI)-free.

Do you need to pre-drill before driving these screws?

Pre-drilling is generally not required in softwoods thanks to the Spax profile, though recommended in hardwoods.

SPAX 0291010450705 chipboard screw 4.5 x 70 mm countersunk head countersunk cross Z Z2 steel

Name: SPAX 0291010450705 chipboard screw 4.5 x 70 mm countersunk head countersunk cross Z Z2 steel
Brand: SPAX
SKU: 02608318
Price: 0.11 EUR
Availability: InStock

Supplier number: SPAX 0291010450705 | EAN 4003530009822

0.11 tax incl.

€0.09 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 07/11/2026
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

Tight and flush timber fixings

Practical benefits

Maximum clamping on timber: With a 42 mm partial thread, you pull timber parts tightly together without gaps.
Smooth and flush finish: The countersunk head sinks cleanly into the material to give you an even surface.
Reliable Wirox corrosion resistance: The Wirox coating provides high corrosion protection so you achieve durable interior wood connections.

In a nutshell

The right choise for

With Spax chipboard screws, you create strong, seamless wood joints with complete ease. Thanks to the 42 mm partial thread, you draw timber components tightly together without gaps, making them ideal for studwork, timber frames, furniture making, and fixing chipboard or MDF. The countersunk multihead sinks smoothly into the surface for a clean, flush finish. The precise Pozidriv PZ2 drive prevents bit slippage and cam-out while driving, while the Wirox coating provides dependable corrosion protection for indoor applications. Packed in a box of 500 screws measuring 4.5 x 70 mm, they give you the reliability you need to finish your timber projects quickly and professionally.

Product information FAQ

€0.11

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): PZ2
Drive type: Pozidriv
Bolt/screw type: Partial wire
Thread length: 42 mm
Length: 70 mm

Product description:

Flat countersunk head, Cross recess Z
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
Cross recess Z

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): PZ2
Drive type: Pozidriv
Bolt/screw type: Partial wire
Thread length: 42 mm
Length: 70 mm
Wire length: 42 mm

Brand SPAX
02608318
EAN 4003530009822
Supplier number SPAX 0291010450705

Frequently asked questions about this product

Answered by specialists

Which screwdriver bit is required for these screws?: You need a standard PZ2 bit (Pozidriv size 2).
What is the benefit of the partial thread design?: The partial thread clamps the outer timber piece tightly against the underlying structure without leaving gaps.
What are the exact dimensions of this Spax screw?: The screw has a diameter of 4.5 mm, a total length of 70 mm, and a thread length of 42 mm.
What is the advantage of the Wirox coating?: The Wirox coating provides significantly higher corrosion resistance than standard zinc plating and is chromium(VI)-free.
Do you need to pre-drill before driving these screws?: Pre-drilling is generally not required in softwoods thanks to the Spax profile, though recommended in hardwoods.