---
product_id: 48215419
title: "Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631"
brand: "klein tools"
price: "€ 159.90"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/48215419-nut-driver-set-3-inch-full-hollow-shaft-sizes-3
store_origin: DE
region: Germany
---

# Cushion grip for max torque 7 precision sizes included Full hollow shafts for deep bolts Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631

**Brand:** klein tools
**Price:** € 159.90
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your toolkit game—because precision and comfort never go out of style.

## Quick Answers

- **What is this?** Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 by klein tools
- **How much does it cost?** € 159.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/48215419-nut-driver-set-3-inch-full-hollow-shaft-sizes-3)

## 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

- • **Color-Coded Speed:** Quickly identify hex size and orientation with vibrant handle-end color coding—no more fumbling in the toolbox.
- • **Comfort Meets Control:** Ergonomic cushion grip handles deliver superior torque with less hand fatigue, perfect for marathon projects.
- • **Precision in Every Turn:** 7 essential sizes from 3/16 to 1/2 inch cover your most common fastening needs effortlessly.
- • **Reach Deeper, Work Smarter:** Full hollow shafts let you tackle long bolt applications without switching tools—efficiency unlocked.
- • **Built to Last, Built to Twist:** Internal flanges anchor the shaft firmly, preventing twist and ensuring durability on every job.

## Overview

The Klein Tools 631 Nut Driver Set features seven commonly used sizes with full hollow shafts designed for long bolt access. Its cushion grip handles enhance torque and comfort, while color-coded ends speed up size identification. Built with alloy steel and ANSI certified, this durable set is engineered for professional-grade performance and twist resistance.

## Description

Full description not available

## Features

- General-purpose selection of the most frequently used nut Drivers
- Full hollow shafts facilitate work on long bolt applications
- Cushion grip handles allow for greater torque and comfort
- Tip-ident quickly identifies nut driver Hex orientation and size by colour coding the handle ends so you can easily engage the nut driver with the fastener
- Internal flanges provide solid, twist-resistant shaft anchor

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Klein Tools |
| Part Number | 631 |
| Product Dimensions | 3.81 x 19.05 x 34.29 cm; 670 g |
| Item model number | 631 |
| Size | Non-Magentic |
| Colour | Black/ Yellow |
| Style | Non-Magentic |
| Finish | Brushed |
| Material | Alloy Steel |
| Pattern | Tool |
| Shape | Rectangular |
| Thickness | 1 Inches |
| Power Source | corded-electric |
| Item Package Quantity | 1 |
| Head Style | Three-point, Hexagon |
| Measurement System | Inch |
| Certification | ANSI |
| Special Features | Soft Grip |
| Usage | personal |
| Included Components | 630-3/16, 630-1/4, 630-5/16, 630-11/32, 630-3/8, 630-7/16, and 630-1/2. |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 670 g |

## Product Details

- **Brand:** KLEIN TOOLS
- **Number of items:** 1
- **Head style:** Three-point, Hexagon
- **Material:** Alloy Steel
- **Colour:** Black/ Yellow

## Images

![Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 - Image 1](https://m.media-amazon.com/images/I/51pgbiOLXXL.jpg)
![Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 - Image 2](https://m.media-amazon.com/images/I/61J48dRO4AL.jpg)
![Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 - Image 3](https://m.media-amazon.com/images/I/61ZbFzklRbL.jpg)
![Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 - Image 4](https://m.media-amazon.com/images/I/61ND3BebSHL.jpg)
![Nut Driver Set, 3-Inch Full Hollow Shaft, Sizes 3/16, 1/4, 5/16, 11/32, 3/8 7/16 and 1/2-Inch KLEIN TOOLS 631 - Image 5](https://m.media-amazon.com/images/I/51VWr18L9uL.jpg)

## Available Options

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

## Questions & Answers

**Q: I lost the 5/16 driver from the set.  Can I order a replacement?   Where?**
A: Just do an Amazon search for "5/16 Klein nut driver" and it's like $10.

**Q: What sizes are these set?**
A: the size's are 3/16 , 1/4 , 5/16 , 11/32 , 3/8 , 7/16 , 1/2

**Q: What sizes does this set have?**
A: 3/16, 1/4, 5/16, 3/8, 11/32, 7/16, and 1/2"

**Q: Are they made in USA?**
A: Mine are clearly marked > Made in the USA!!

## Frequently Bought Together

- Klein Tools 631 Tool Set, Made in USA, Nut Driver Set w/Hex Nut Sizes 3/16, 1/4, 5/16, 11/32, 3/8, 7/16 and 1/2-Inch on 3-Inch Full Hollow Shaft, 7-Piece
- Klein Tools 65160 Tool Set, Made in USA, Metric Nut Driver Set Sizes 5, 5.5, 6, 7, 8, 9, and 10 mm, 3-Inch Chrome-Plate Hollow Shafts, 7-Piece
- Klein Tools 85148 Screwdriver Set with Magnetizer / Demagnetizer for Magnetic Tips, Flathead and Phillips, Home Improvement, 9-Piece

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-01-22*