---
product_id: 151357098
title: "Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447)"
brand: "craftsman"
price: "£13.65"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/151357098-deep-socket-metric-1-2-inch-drive-21mm-12-point
store_origin: GB
region: United Kingdom
---

# polished chrome corrosion resistance 12-point precision grip 1/2-inch drive compatibility Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447)

**Brand:** craftsman
**Price:** £13.65
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your toolkit game with precision and durability that lasts!

## Quick Answers

- **What is this?** Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) by craftsman
- **How much does it cost?** £13.65 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/151357098-deep-socket-metric-1-2-inch-drive-21mm-12-point)

## Best For

- craftsman enthusiasts

## Why This Product

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

## Key Features

- • **Universal 1/2-Inch Drive:** Seamlessly fits your existing toolset for maximum versatility
- • **Precision 12-Point Design:** Ensures fast, secure engagement with every turn
- • **Craftsman Lifetime Warranty:** Confidence backed by a trusted brand’s full support
- • **Large, Easy-to-Read Markings:** Quick size identification to save you valuable time
- • **Corrosion-Resistant Chrome Finish:** Keeps your socket looking sharp and lasting longer

## Overview

The CRAFTSMAN Deep Socket 21mm features a polished chrome finish for corrosion resistance, a 12-point design for quick and secure fastener engagement, and a 1/2-inch drive for broad compatibility. Large size markings enhance usability, and it meets or exceeds ASME standards, all backed by a full lifetime warranty.

## Description

CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447)

## Features

- CORROSION RESISTANCE: Deep socket comes with full polish chrome finish
- QUICK ENGAGEMENT: 12-point box end metric socket comes with fastener
- QUICK SIZE IDENTIFICATION: Deep socket comes with large markings
- Meets or Exceeds ASME Specifications
- Full Lifetime Warranty, refer to "Warranty & Support" section below for full details

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | CRAFTSMAN |
| Item Length | 2.5 Inches |
| Material | Metal |
| Finish Type | Polished |
| Number of Pieces | 12 |
| Drive Bit Shank Style | 1/2 inch |
| UPC | 885911588485 |
| Global Trade Identification Number | 00885911588485 |
| Bit Compatibilities | 1/2-inch drive |
| Manufacturer | CRAFTSMAN |
| Part Number | CMMT44447 |
| Item Weight | 6.7 ounces |
| Item model number | CMMT44447 |
| Size | 21 MM |
| Finish | Polished |
| Item Package Quantity | 1 |
| Head Style | Hex |
| Compatible Fastener Range | 0.5 inch |
| Included Components | (1) 1/2" Dr 12pt Deep MM - 21mm |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** CRAFTSMAN
- **Item Length:** 2.5 Inches
- **Material:** Metal
- **Finish Type:** Polished
- **Number of Pieces:** 12

## Images

![Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 1](https://m.media-amazon.com/images/I/61luqfgRxvL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.co.uk/products/151357098-deep-socket-metric-1-2-inch-drive-21mm-12-point](https://www.desertcart.co.uk/products/151357098-deep-socket-metric-1-2-inch-drive-21mm-12-point)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-02*