---
product_id: 597052019
title: "Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive"
brand: "klein tools"
price: "€ 223.36"
currency: EUR
in_stock: false
reviews_count: 5
category: "Klein Tools"
url: https://www.desertcart.sk/products/597052019-klein-tools-66031-3-in-1-slotted-impact-socket-12
store_origin: SK
region: Slovakia
---

# 3-in-1 dual hex sizes 12-point high-torque design Coaxial spring-loaded slot Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive

**Brand:** klein tools
**Price:** € 223.36
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Upgrade your toolkit with the socket that does more—because every second counts!

## Quick Answers

- **What is this?** Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive by klein tools
- **How much does it cost?** € 223.36 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/597052019-klein-tools-66031-3-in-1-slotted-impact-socket-12)

## Best For

- klein tools enthusiasts

## Why This Product

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

## Key Features

- • **Hands-Free Adjustment:** Coaxial spring-loaded slot enables seamless, hands-free size changes for maximum efficiency.
- • **Versatile 3-in-1 Socket:** Switch effortlessly between 3/4" and 9/16" hex sizes—one tool, double the power.
- • **Built for Impact Drivers:** Engineered to withstand heavy-duty impact use, delivering professional-grade durability.
- • **Precision 12-Point Design:** High-torque 12-point socket ensures perfect grip and faster positioning on square fasteners.
- • **Trusted American Craftsmanship:** Backed by 160+ years of Klein Tools’ legacy—quality and reliability you can count on.

## Overview

The Klein Tools 66031 3-in-1 Slotted Impact Socket combines two common hex sizes (3/4" and 9/16") in a single, high-torque 12-point design with a coaxial spring-loaded alignment slot. Designed for impact drivers and hot-line clamp adjustments, this American-made alloy steel socket offers hands-free size switching and professional-grade durability, trusted by tradespeople since 1857.

## Description

The 3-in-1 Slotted Impact Socket features an alignment slot to tighten and loosen most hot-line clamps. The single socket offers hands-free adjustment between the sizes needed for pole hardware installation and removal. Includes 3/4-Inch and 9/16-Inch hex sizes in a high torque, 12-Point design. Engineered to be used with an impact driver. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.

Review: Très pratique et facile à utiliser
Review: Excelente producto, muy recomendable y versátil

## Features

- Impact socket features an alignment slot to tighten and loosen most hot-line clamps
- Single-ended impact socket with hands-free adjustment between socket sizes
- Two common socket sizes (3/4-Inch and 9/16-Inch hex) in one tool
- High-torque, 12-Point design is easier to position and works with square fasteners
- Patent pending design

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08R6FL5P8 |
| Brand | KLEIN TOOLS |
| Country of Origin | USA |
| Drive System | Hex |
| Finish Type | Painted |
| Generic Name | Sockets |
| Global Trade Identification Number | 00092644650871 |
| Included Components | 3-in-1 Slotted Impact Socket, 12-Point, 3/4 and 9/16-Inch |
| Item Length | 3.1 Inches |
| Item Weight | 22.6 g |
| Item model number | 66031 |
| Manufacturer | Klein Tools |
| Material | Alloy Steel |
| Net Quantity | 1.0 Count |
| Number of Pieces | 12 |
| UPC | 092644650871 |

## Product Details

- **Brand:** KLEIN TOOLS
- **Finish Type:** Painted
- **Item Length:** 3.1 Inches
- **Material:** Alloy Steel
- **Number of Pieces:** 12

## Images

![Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive - Image 1](https://m.media-amazon.com/images/I/31-rDL4ywcL.jpg)
![Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive - Image 2](https://m.media-amazon.com/images/I/318W9XI4RqL.jpg)
![Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive - Image 3](https://m.media-amazon.com/images/I/31pxOfYv47L.jpg)
![Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive - Image 4](https://m.media-amazon.com/images/I/41Nkmomj3RL.jpg)
![Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive - Image 5](https://m.media-amazon.com/images/I/41q727XJSQL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***E on 24 November 2025*

Très pratique et facile à utiliser

### ⭐⭐⭐⭐⭐ Review
*by H***O on 24 June 2024*

Excelente producto, muy recomendable y versátil

### ⭐⭐⭐⭐⭐ Review
*by T***N on 18 October 2025*

Great tool!

## Frequently Bought Together

- Klein Tools 66031 3-in-1 Slotted Impact Socket, 12-Point Deep Sockets, Coaxial Spring Loaded, 3/4 and 9/16-Inch Hex Sizes, 1/2-Inch Drive
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**Shop now:** [https://www.desertcart.sk/products/597052019-klein-tools-66031-3-in-1-slotted-impact-socket-12](https://www.desertcart.sk/products/597052019-klein-tools-66031-3-in-1-slotted-impact-socket-12)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-27*