---
product_id: 38562204
title: "ST-06B-1"
brand: "epauto"
price: "$U1859"
currency: UYU
in_stock: null
reviews_count: 13
category: "Ep Auto"
url: https://www.desertcart.uy/products/38562204-st-06b-1
store_origin: UY
region: Uruguay
---

# Cr-V hardened steel 3-piece extension set Black phosphate corrosion resistance ST-06B-1

**Brand:** epauto
**Price:** $U1859
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Elevate your toolkit game — don’t get left behind on durability and precision!

## Quick Answers

- **What is this?** ST-06B-1 by epauto
- **How much does it cost?** $U1859 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/38562204-st-06b-1)

## Best For

- epauto enthusiasts

## Why This Product

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

## Key Features

- • **Secure Fit, Zero Slip:** Precision locking drive tang design guarantees a rock-solid connection during high-torque tasks.
- • **Corrosion-Resistant Finish:** Black phosphate coating ensures long-lasting protection against rust and wear.
- • **Built to Last Under Pressure:** Crafted from premium Chrome Vanadium steel for unmatched durability and impact resistance.
- • **Ergonomic Grip for Pro Control:** Knurled surface offers superior handling even with greasy hands, empowering confident use.
- • **Versatile Reach, Maximum Access:** Three extension lengths (3, 5, 10 inches) to conquer tight, recessed fasteners with ease.

## Overview

The EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set is a professional-grade, 3-piece kit made from hardened Chrome Vanadium steel with a corrosion-resistant black phosphate finish. Designed for high-torque impact wrench compatibility, it offers secure locking and ergonomic knurled grips, making it an essential upgrade for mechanics and DIY pros tackling hard-to-reach fasteners.

## Description

EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set, Cr-V, 3 Pieces - desertcart.com

Review: A Solid Addition to My Tool Arsenal - The EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set has been an excellent addition to my toolkit, providing the versatility and durability I need for various projects. This three-piece set offers a range of extension lengths, making it a convenient solution for accessing hard-to-reach fasteners. Crafted from high-quality Cr-V (Chromium Vanadium) steel, the extension bars feel sturdy and capable of withstanding heavy use. I have used them in various automotive repairs and mechanical tasks, and they have consistently delivered reliable performance. The 1/2-inch drive size ensures compatibility with my existing impact wrench and sockets, creating a seamless experience during usage. Each extension bar is precisely designed, providing a secure fit and preventing slipping or wobbling when in operation. I appreciate the thoughtful design of the knurled grip, which allows for easy handling even with greasy or oily hands. It adds an extra layer of control and ensures a comfortable grip during prolonged tasks. The set includes three extension lengths: 3, 5, and 10 inches. This variety provides the flexibility needed for accessing bolts or nuts in tight spaces or recessed areas, making it an invaluable asset in my toolbox. What's particularly impressive is how well these extension bars hold up to the high-torque demands of my impact wrench. There's no sign of wear or deformation after repeated use, assuring me of their durability and long-term reliability. Furthermore, the protective black oxide coating not only enhances the overall look but also adds corrosion resistance, ensuring that these extension bars will serve me well for years to come. One small suggestion for improvement would be to include a storage case or organizer to keep the extension bars neatly organized. However, this is a minor inconvenience considering the excellent performance and value offered by this EPAuto set. In conclusion, the EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set has exceeded my expectations and proven to be a valuable addition to my tool collection. Its solid construction, reliable performance, and convenience make it an excellent investment for both professional mechanics and DIY enthusiasts. If you're in the market for a reliable and durable set of impact socket extension bars, I highly recommend considering the EPAuto 1/2-Inch Drive set. Its versatility, build quality, and affordability make it a top choice for anyone looking to enhance their toolkit for various mechanical projects.
Review: Reliable and Sturdy - Very sturdy extensions, they held up against a crank bolt for timing belt job without snapping or cracking. Definitely worth the purchase.

## Features

- Durability: Made from Hardened treated Chrome Vanadium Steel alloy (Cr-V)
- Corrosion-retardant: Black Phosphate Coating
- Locks onto drive tang
- Made in Taiwan

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01LXS3AKR |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #36,312 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #429 in Socket Wrenches |
| Bit Compatibilities | 1/2 inch nutsetter bits |
| Brand | EPAuto |
| Color | Black |
| Compatible Fastener Range | 0.5 inch |
| Customer Reviews | 4.7 4.7 out of 5 stars (3,343) |
| Date First Available | October 6, 2016 |
| Drive Bit Shank Style | 1/2-inch |
| Drive System | Impact |
| Finish | Black Phosphate Coating |
| Finish Type | Black Phosphate Coating |
| Head Style | Fixed Square, Hex |
| Is Discontinued By Manufacturer | No |
| Item Length | 0.5 Inches |
| Item Package Quantity | 1 |
| Item Weight | 1.72 pounds |
| Item model number | ST-007-1 |
| Manufacturer | EPAuto |
| Material | Chrome Vanadium Steel |
| Measurement System | inch |
| Number of Pieces | 3 |
| Part Number | ST-007-1 |
| Set Name | Impact Extension Bar Set |
| Size | 1/2-Inch Drive |
| UPC | 690443851972 |

## Product Details

- **Brand:** EPAuto
- **Finish Type:** Black Phosphate Coating
- **Item Length:** 0.5 Inches
- **Material:** Chrome Vanadium Steel
- **Number of Pieces:** 3

## Images

![ST-06B-1 - Image 1](https://m.media-amazon.com/images/I/61KOvzD-HaL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does it come in case?**
A: No, They do not come with a case.

**Q: What are the shaft diameters? Are they straight, or do they taper?**
A: 1/2 inch, 3/4, inch, and the for the smallest sizes. Yes, they taper towards the end, all of them do.

**Q: Are they compatible with hand socket wrenches?**
A: Yes if you mean sockets fitting a manual hand ratchet . 1/2" male square drive one end and 1/2" female on the other.

**Q: I ordered a 3 piece extension set and only 2 came.  When am I getting the other one**
A: That sound like you need to contact support if u paid for 3pc stand only got 2.

## Customer Reviews

### ⭐⭐⭐⭐⭐ A Solid Addition to My Tool Arsenal
*by R***L on July 29, 2023*

The EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set has been an excellent addition to my toolkit, providing the versatility and durability I need for various projects. This three-piece set offers a range of extension lengths, making it a convenient solution for accessing hard-to-reach fasteners. Crafted from high-quality Cr-V (Chromium Vanadium) steel, the extension bars feel sturdy and capable of withstanding heavy use. I have used them in various automotive repairs and mechanical tasks, and they have consistently delivered reliable performance. The 1/2-inch drive size ensures compatibility with my existing impact wrench and sockets, creating a seamless experience during usage. Each extension bar is precisely designed, providing a secure fit and preventing slipping or wobbling when in operation. I appreciate the thoughtful design of the knurled grip, which allows for easy handling even with greasy or oily hands. It adds an extra layer of control and ensures a comfortable grip during prolonged tasks. The set includes three extension lengths: 3, 5, and 10 inches. This variety provides the flexibility needed for accessing bolts or nuts in tight spaces or recessed areas, making it an invaluable asset in my toolbox. What's particularly impressive is how well these extension bars hold up to the high-torque demands of my impact wrench. There's no sign of wear or deformation after repeated use, assuring me of their durability and long-term reliability. Furthermore, the protective black oxide coating not only enhances the overall look but also adds corrosion resistance, ensuring that these extension bars will serve me well for years to come. One small suggestion for improvement would be to include a storage case or organizer to keep the extension bars neatly organized. However, this is a minor inconvenience considering the excellent performance and value offered by this EPAuto set. In conclusion, the EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set has exceeded my expectations and proven to be a valuable addition to my tool collection. Its solid construction, reliable performance, and convenience make it an excellent investment for both professional mechanics and DIY enthusiasts. If you're in the market for a reliable and durable set of impact socket extension bars, I highly recommend considering the EPAuto 1/2-Inch Drive set. Its versatility, build quality, and affordability make it a top choice for anyone looking to enhance their toolkit for various mechanical projects.

### ⭐⭐⭐⭐⭐ Reliable and Sturdy
*by E***N on December 19, 2025*

Very sturdy extensions, they held up against a crank bolt for timing belt job without snapping or cracking. Definitely worth the purchase.

### ⭐⭐⭐⭐⭐ Extension
*by C***S on January 18, 2026*

Great quality, great finished, helpful when reaching tight spaces

## Frequently Bought Together

- EPAuto 1/2-Inch Drive Impact Socket Extension Bar Set, Cr-V, 3 Pieces
- EPAuto 1/2-Inch Drive Metric Deep Impact Socket Set, Cr-V, 6 Points, 11 Sockets
- EPAuto 1/2-Inch Drive SAE Deep Impact Socket Set, Cr-V, 6 Points, 11 Sockets

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---

*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-16*