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4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - Bright Zinc Plated Steel

Product code: CHCZ-F-4.0-30-BZP
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4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - BZP | Vital Parts
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2 - 99 £0.07 £0.08
100 - 499 £0.06 £0.07
500 - 999 £0.04 £0.05
1000 - 4999 £0.03 £0.03
5000 + £0.01 £0.01
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Product Specifications CHCZ-F-4.0-30-BZP
Thread Size 4.0mm
Length 30mm
Material Bright Zinc Plated Steel
Drive Pozi
Drive Size PZ2
Head Diameter 8.40mm
Head Height 4.20mm
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Product Description

 

4.0mm x 30mm Pozi Countersunk Fully Threaded Chipboard Screw - Zinc Plated Steel | Vital Parts – CHCZ-F-4.0-30-BZP

Fasten timber and sheet materials with confidence using our Pozi Countersunk Fully Threaded Chipboard Screw, engineered for clean, secure fixings in wood-based substrates. This screw features a 4.0mm thread size and 30mm length, with a countersunk head designed to sit flush for a neat finish. The fully threaded shank helps maximise grip along the entire fixing, while the PZ2 Pozi drive supports controlled driving and reliable bit engagement. Manufactured from Zinc Plated Steel, it’s a dependable choice for general-purpose interior and sheltered applications where a plated finish is preferred.

What Are Pozi Countersunk Chipboard Screws?

Chipboard screws are specialist wood screws designed to bite firmly into chipboard, MDF, softwood and many timber composites. The countersunk head allows the screw to pull down into the material for a flush finish, while the Pozi drive helps reduce cam-out compared to traditional slotted drives. Fully threaded variants are commonly chosen when you want consistent holding power through the full depth of the fixing.

Applications and Key Industries

These countersunk chipboard screws are widely used across the UK for fast, repeatable timber fixings. Typical use cases include:

  • Joinery and Carpentry: Fixing panels, battens, trims and timber-to-timber connections.
  • Fit-Out and Interiors: Installing MDF, chipboard sheets, cupboards and general interior woodwork.
  • Workshops and Maintenance: Reliable general-purpose screws for repairs, jigs and timber assemblies.

Common purchasers include site managers, joiners, maintenance teams, fabricators and procurement professionals who need consistent quality fixings for repeat jobs.

Why Choose This Chipboard Screw?

This screw combines a flush countersunk head with full thread engagement to help deliver a strong, tidy fixing in common wood materials. The Pozi drive and defined drive size support repeatable installation with standard bits, helping improve speed and consistency on the job.

Key Features

  • Fully threaded shank: Helps maintain grip along the full length of the fixing for secure holding power.
  • Countersunk head: Designed to sit flush with the surface for a clean, professional finish.
  • PZ2 Pozi drive: Supports stable driving and consistent installation with common Pozi bits.
  • Zinc Plated Steel construction: A practical plated finish for general-purpose timber and board fixings.

Product Specifications

  • Thread Size: 4.0mm
  • Length: 30mm
  • Head Diameter: 8.40mm
  • Head Height: 4.2mm
  • Drive Size: PZ2
  • Drive: Pozi
  • Material: Zinc Plated Steel
  • Head Type: Countersunk
  • Thread Type: Fully Threaded
  • Screw Type: Chipboard Screw

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