---
product_id: 76938899
title: "Precise Engineered CK 4mm Heavy Duty Mains Tester Screwdriver 100 - 250v AC [Pack of 1] - w/3yr Rescu3® Warranty"
brand: "c k tools"
price: "FREE"
currency: GBP
in_stock: false
reviews_count: 2
url: https://www.desertcart.co.uk/products/76938899-precise-engineered-ck-4mm-heavy-duty-mains-tester-screwdriver-100
store_origin: GB
region: United Kingdom
---

# 100-250v AC range 4mm precision tip 3yr Rescu3® warranty Precise Engineered CK 4mm Heavy Duty Mains Tester Screwdriver 100 - 250v AC [Pack of 1] - w/3yr Rescu3® Warranty

**Brand:** c k tools
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power Up Your Toolkit with Precision!

## Quick Answers

- **What is this?** Precise Engineered CK 4mm Heavy Duty Mains Tester Screwdriver 100 - 250v AC [Pack of 1] - w/3yr Rescu3® Warranty by c k tools
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/76938899-precise-engineered-ck-4mm-heavy-duty-mains-tester-screwdriver-100)

## Best For

- c k tools enthusiasts

## Why This Product

- Trusted c k tools brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **UK Specification:** Designed to meet the highest UK standards.
- • **Extended Warranty:** Enjoy peace of mind with our 3-year Rescu3® warranty.
- • **Precision Engineering:** Crafted for accuracy and reliability in every task.
- • **Single Pack Convenience:** One tool, endless possibilities for your projects.
- • **Versatile Voltage Range:** Perfect for a wide array of electrical applications.

## Overview

The CK 4mm Heavy Duty Mains Tester Screwdriver is engineered for professionals, offering a reliable voltage range of 100-250v AC. This single pack tool comes with a 3-year Rescu3® warranty, ensuring durability and peace of mind. Designed to meet UK specifications, it's the perfect addition to any serious tradesperson's toolkit.

## Description

One piece moulded blade and handle, fully insulated for assured safety. High visibility permanently sealed resistance neon tube. Top quality chrome vanadium long pattern blade. Heavy duty.... - Preferential UK Warranty (Minimum 3 years).Simple 2 minute Online Warranty Registration.Essential A4 Wall Safety Chart (folded).Easy-Open Eco-Friendly Packaging.Manufactured to the Highest Standards.UK Safety Specification with Simplez® Safety101 Guide.UK Warranty Card Included.

## Features

- CK 4mm Heavy Duty Mains Tester Screwdriver 100 - 250v AC
- Mainstester
- Pack of 1
- Rescu3® Extended Warranty (Registration card Included)
- UK Specification

## Images

![Precise Engineered CK 4mm Heavy Duty Mains Tester Screwdriver 100 - 250v AC [Pack of 1] - w/3yr Rescu3® Warranty - Image 1](https://images-na.ssl-images-amazon.com/images/I/31N6KXBNvML.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Good quality product
  

*by P***S on Reviewed in the United Kingdom on 2 December 2018*

I wanted a 4mm blade with good strength. It worked for me, so I'm very pleased with this.

### ⭐⭐⭐⭐⭐ 







  
  
    Quality I searched for to replace an older previous model ...
  

*by T***B on Reviewed in the United Kingdom on 8 August 2017*

Quality I searched for to replace an older previous model from the 90's. This one has more steel exposed and the Fuse can now be swapped out.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.uk/products/76938899-precise-engineered-ck-4mm-heavy-duty-mains-tester-screwdriver-100](https://www.desertcart.co.uk/products/76938899-precise-engineered-ck-4mm-heavy-duty-mains-tester-screwdriver-100)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-31*