---
product_id: 151357098
title: "CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447)"
brand: "craftsman"
price: "$24.51"
currency: USD
in_stock: true
category: "Craftsman"
url: https://www.desertcart.us/products/151357098-craftsman-deep-socket-metric-1-2-inch-drive-21mm-12
store_origin: US
region: United States of America
---

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

**Brand:** craftsman
**Price:** $24.51
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) by craftsman
- **How much does it cost?** $24.51 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/151357098-craftsman-deep-socket-metric-1-2-inch-drive-21mm-12)

## 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

1/2-inch Drive 21mm 12-Point Deep Socket features a deep well construction and internal construction designed to engage with the flats of fasteners. This allows for the user to reach those hard to reach fasteners and torque without the fear of stripping a bolt.

## 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 |
|---------------|-------|
| ASIN | B07QKWTBTG |
| Best Sellers Rank | #54,521 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #308 in Socket Sets |
| Bit Compatibilities | 1/2-inch drive |
| Bit Set Composition | Single Bit |
| Brand Name | CRAFTSMAN |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,059) |
| Drive Bit Shank Style | 1/2 inch |
| Drive System | Square |
| Finish Types | Polished |
| Global Trade Identification Number | 00885911588485 |
| Included Components | (1) 1/2" Dr 12pt Deep MM - 21mm |
| Item Length | 2.5 inches |
| Item Type Name | socket |
| Manufacturer | CRAFTSMAN |
| Manufacturer Part Number | CMMT44447 |
| Material Type | Metal |
| Model Number | CMMT44447 |
| Number of Items | 1 |
| Number of Pieces | 12 |
| UPC | 885911588485 |

## Product Details

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

## Images

![CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 1](https://m.media-amazon.com/images/I/61luqfgRxvL.jpg)
![CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 2](https://m.media-amazon.com/images/I/31yyhLAPrJL.jpg)
![CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 3](https://m.media-amazon.com/images/I/31rrRfMpSTL.jpg)
![CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 4](https://m.media-amazon.com/images/I/31Cbt4P--sL.jpg)
![CRAFTSMAN Deep Socket, Metric, 1/2-Inch Drive, 21mm, 12-Point (CMMT44447) - Image 5](https://m.media-amazon.com/images/I/41ijQd0gIEL.jpg)

## Available Options

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

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

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-10*