---
product_id: 41642500
title: "CM40 Drop Forged, C-Clamp, 4 In."
brand: "bessey"
price: "£10.09"
currency: GBP
in_stock: true
reviews_count: 13
category: "Bessey"
url: https://www.desertcart.co.uk/products/41642500-cm40-drop-forged-c-clamp-4-in
store_origin: GB
region: United Kingdom
---

# 4-inch clamping capacity Smooth Acme threaded spindle Drop forged alloy steel frame CM40 Drop Forged, C-Clamp, 4 In.

**Brand:** bessey
**Price:** £10.09
**Availability:** ✅ In Stock

## Summary

> 🔧 Clamp down on quality — don’t let your projects slip away!

## Quick Answers

- **What is this?** CM40 Drop Forged, C-Clamp, 4 In. by bessey
- **How much does it cost?** £10.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/41642500-cm40-drop-forged-c-clamp-4-in)

## Best For

- bessey enthusiasts

## Why This Product

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

## Key Features

- • **Smooth Acme Threads:** Cold drawn steel spindle with rolled threads for effortless, reliable tightening
- • **Precision 4" Capacity:** Perfectly sized for versatile light-duty and DIY projects
- • **Drop Forged Durability:** Crafted from high tensile alloy steel for unmatched strength and longevity
- • **Trusted BESSEY Quality:** Top-rated clamp with 1,300 lb force capacity and glowing 4.6-star reviews
- • **Swivel Pad Adaptability:** Freely moving pad ensures secure grip on varied surfaces without damage

## Overview

The BESSEY CM40 is a 4-inch drop forged C-clamp engineered from high tensile alloy steel with a bright galvanized finish. Featuring a cold drawn steel spindle with smooth Acme threads and a swivel pad for adaptable clamping, it delivers up to 1,300 lbs of force. Ideal for light welding, fabrication, and DIY tasks, this clamp combines professional-grade durability with ergonomic ease, making it a must-have for any serious home workshop or craft enthusiast.

## Description

Product Description The BESSEY CM series light duty, drop forged c-clamps are economical, yet sturdy. These clamps are strong enough for light duty welding & fabrication work, while being light enough to use in model construction & various other crafts. Great for many jobs around the home & in the home workshop. BESSEY. Simply better. From the Manufacturer Ductile Iron Frame and Hardened Steel Spindles w/ Swivel Pads. 4" Capacity x 3" Throat Depth.

Review: It works! - Exactly as described. Well finished. It works!
Review: Heavy-Duty Clamp That Gets the Job Done - The BESSEY CM60 C-Clamp is built like a tank. I’ve been using it for woodworking and farm projects, and it holds strong without slipping or bending. The drop-forged frame feels solid and can take a lot of torque without twisting, and the screw mechanism threads smoothly even under heavy pressure. The 6-inch opening gives plenty of range for most clamping needs, and the black finish helps resist rust when used outdoors. I’ve used cheaper clamps before that flex or seize up — this one doesn’t. It’s a simple, no-nonsense tool that performs exactly as it should. If you want a reliable clamp that’ll last for years of shop or farm use, this is the one to get. Excellent quality for the price.

## Features

- 4" Drop Forged C-Clamp
- Designed For Light General Purpose & DIY Projects
- Drop Forged Frame With Bright Galvanized Finish
- Swivel Pad Moves Freely To Adapt To Various Surfaces
- Cold Drawn Steel Spindle With Smoothly Rolled Threads
- High tensile ductile body with hardened spindles and pads

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0006694IC |
| Best Sellers Rank | #10,235 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in C-Clamps |
| Brand | BESSEY |
| Brand Name | BESSEY |
| Color | Black Powder Coat |
| Customer Reviews | 4.6 out of 5 stars 1,891 Reviews |
| Global Trade Identification Number | 00091162000335 |
| Included Components | Bessey - CM40 |
| Item Dimensions | 8 x 4.5 x 0.93 inches |
| Item Type Name | Bessey - CM40 |
| Item Weight | 1.47 Pounds |
| Item dimensions L x W x H | 8 x 4.5 x 0.93 inches |
| Manufacturer | Bessey |
| Manufacturer Part Number | CM40 |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Model Number | Bessey - CM40 |
| Style | 1,300 lb Force |
| Style Name | 1,300 lb Force |
| Tensile Strength | 1200 Pounds |
| UPC | 091162000335 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** BESSEY
- **Color:** Black Powder Coat
- **Global Trade Identification Number:** 00091162000335
- **Item Weight:** 1.5 Pounds
- **Item dimensions L x W x H:** 8 x 4.5 x 0.93 inches
- **Manufacturer:** Bessey
- **Material:** Alloy Steel
- **Style:** 1,300 lb Force
- **Tensile Strength:** 1200 Pounds
- **UPC:** 091162000335

## Images

![CM40 Drop Forged, C-Clamp, 4 In. - Image 1](https://m.media-amazon.com/images/I/51OOTAl6XiL.jpg)
![CM40 Drop Forged, C-Clamp, 4 In. - Image 2](https://m.media-amazon.com/images/I/51dHRVsTCcL.jpg)
![CM40 Drop Forged, C-Clamp, 4 In. - Image 3](https://m.media-amazon.com/images/I/51D+q24TqJL.jpg)
![CM40 Drop Forged, C-Clamp, 4 In. - Image 4](https://m.media-amazon.com/images/I/511jxiNWefL.jpg)
![CM40 Drop Forged, C-Clamp, 4 In. - Image 5](https://m.media-amazon.com/images/I/51QU7y0Vm4L.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ It works!
*by W***S on April 29, 2026*

Exactly as described. Well finished. It works!

### ⭐⭐⭐⭐⭐ Heavy-Duty Clamp That Gets the Job Done
*by R***S on October 16, 2025*

The BESSEY CM60 C-Clamp is built like a tank. I’ve been using it for woodworking and farm projects, and it holds strong without slipping or bending. The drop-forged frame feels solid and can take a lot of torque without twisting, and the screw mechanism threads smoothly even under heavy pressure. The 6-inch opening gives plenty of range for most clamping needs, and the black finish helps resist rust when used outdoors. I’ve used cheaper clamps before that flex or seize up — this one doesn’t. It’s a simple, no-nonsense tool that performs exactly as it should. If you want a reliable clamp that’ll last for years of shop or farm use, this is the one to get. Excellent quality for the price.

### ⭐⭐⭐⭐⭐ Great Value
*by F***E on May 2, 2026*

A well-made clamp, great value. Worth every penny

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**Shop now:** [https://www.desertcart.co.uk/products/41642500-cm40-drop-forged-c-clamp-4-in](https://www.desertcart.co.uk/products/41642500-cm40-drop-forged-c-clamp-4-in)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-24*