Shakeproof Washer BZP M8 100PK

M8 Internal Shakeproof Washer BZP for secure, vibration-resistant fastening. Zinc-plated steel provides corrosion resistance and reliable grip for bolts and fixings in trade and DIY applications.
  • Product Code: 74442
  • Material: Bright Zinc Plated
  • Diameter: M8
  • Box Qty: 100
  • Availability In stock
£1.60 £1.33
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The M8 Internal Shakeproof Washer BZP is a high quality fastening accessory designed to prevent loosening caused by vibration and movement. Manufactured from durable steel with a bright zinc plated (BZP) finish, it offers excellent corrosion resistance and long-lasting performance in a wide range of applications.

Featuring an internal serrated design, this shakeproof washer grips both the bolt head and the mating surface, helping to maintain a secure and stable connection even in high-vibration environments. It is commonly used with M8 bolts and fixings in construction, mechanical assembly, automotive work, and general engineering applications.

The BZP coating provides added protection against rust and wear, making it suitable for both indoor use and environments with moderate exposure to moisture. Its compact and efficient design ensures easy installation while improving the reliability and safety of bolted joints.

Ideal for tradespeople, engineers, and DIY users, the M8 Internal Shakeproof Washer BZP is an essential component for achieving secure, long-lasting fastening performance in a variety of structural and mechanical applications.

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Delivery Information:

Important Information:

Our office and warehouse will close at 1:30pm on Friday 17th July, and will open as usual on Monday 20th July.

All orders placed before 11am on Friday 17th July will be dispatched for expected delivery on Monday, anything ordered after 11am-4pm will be dispatched for expected delivery on Tuesday.

Free Next Day Delivery on orders over £50 to Office, Home or Site.

Orders placed before 4:00pm will be dispatched same day on a next working day service.

Kindly note that our working days are Monday to Friday. Orders placed after 4:00pm on a Friday will be dispatched on Monday using a next working day service, with an expected delivery on Tuesday.

Method Price
Order Value Under £50 (ex. VAT) £8.00 ex. VAT
£9.60 incl. VAT
Order Value Over £50 (ex. VAT) FREE


Please note some areas and bespoke products such as plasterboard may incure additional delivery charges. If this is the case we will call or e-mail you to discuss.


Plasterboard & Ceiling Grids/Tile Deliveries

Orders to Andover, Winchester, Basingstoke and Reading can be ordered directly online with a delivery charge of £50.00 (ex. VAT) and £60.00 (incl. VAT). Orders to other areas in the United Kingdom can be ordered via e-mail / phone enquiry. Delivery charges will be based on product weight, dimensions and postcode location. Delivery will be quoted on a case by case basis.

Items not required

Should you require to return any item, we will allow you to do so within 14 days of receipt of the item for a full refund.

To begin the process of returning any item please email [email protected].

Return Handling Fee

A handling charge of £10.00 (ex. VAT) per parcel will apply to returns.

For larger orders sent via pallet or dedicated/special courier a handling charge of 20% of the paid value of the returned goods will apply to returns. 

A refund for returned items will be processed within 14 days of collection.

All items must be in their original packaging (where applicable) and unused.

Incorrect, Missing, Faulty or Damaged Items

Should we supply any incorrect or damaged items, or you discover an item is missing from delivery please notify us within 48 hours of receipt on 0333 005 7088 or email [email protected].

For incorrect or damaged items, we will then arrange to pick up the item and either send you out a replacement or process and refund within 48 hours.