---
product_id: 60379692
title: "GEARWRENCH 3 Pc. 1/2\" Drive Locking Impact Extension Set Includes 3\", 6\" & 12\" - 84951N"
brand: "gearwrench"
price: "S$121"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/60379692-gearwrench-3-pc-1-2-drive-locking-impact-extension-set
store_origin: SG
region: Singapore
---

# Locking collar for secure socket retention 3-piece extension set (3", 6", 12") Chrome molybdenum steel for max durability GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N

**Brand:** gearwrench
**Price:** S$121
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in your edge with GEARWRENCH – where precision meets power!

## Quick Answers

- **What is this?** GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N by gearwrench
- **How much does it cost?** S$121 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/60379692-gearwrench-3-pc-1-2-drive-locking-impact-extension-set)

## Best For

- gearwrench enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from chrome molybdenum steel with manganese phosphate finish for corrosion resistance and rugged use.
- • **Pro-Grade Markings:** Laser-etched, highly visible size markings ensure you never second-guess your tool choice on the job.
- • **Ergonomic & Reliable:** Lightweight yet tough 2.01 lbs set designed for seamless professional handling and long-term use.
- • **Precision Locking Power:** Sliding collar locks sockets firmly, eliminating slips and boosting efficiency.
- • **Triple-Length Versatility:** Three extension sizes cover every tight spot from quick fixes to deep reach jobs.

## Overview

The GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set (3", 6", 12") is engineered from durable chrome molybdenum steel with a corrosion-resistant manganese phosphate finish. Featuring a secure sliding collar locking mechanism and laser-etched size markings, this professional-grade set offers versatile reach and reliable socket retention for demanding impact applications. Backed by a limited lifetime warranty, it’s the ultimate extension set for pros who refuse to compromise.

## Description

GEARWRENCH offers a wide range of impact products in open stock & sets that are designed to deliver the performance and strength that the professional users require. They are made from chrome molybdenum alloy steel for exceptional strength and durability. Our sockets have a manganese phosphate coating to resist corrosion. The sockets also feature highly visible laser etched markings and a secondary size hard stamping. The sockets feature off-corner loading to reduce fastener rounding. The GEARWRENCH impact product family will allow the professional user to FORGE AHEAD.

## Features

- Pin hole can be used with detent pin for secure socket retention
- Locking mechanism with sliding collar securely attaches socket to extension

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | GEARWRENCH |
| Material | Chrome Molybdenum Steel |
| Finish Type | Manganese Phosphate |
| Number of Pieces | 3 |
| Drive System | Square |
| Drive Bit Shank Style | Straight |
| UPC | 099575895166 |
| Global Trade Identification Number | 00099575895166 |
| Bit Compatibilities | 1/2" drive |
| Manufacturer | Apex Tool Group |
| Part Number | 84951N |
| Item Weight | 2.01 pounds |
| Product Dimensions | 13.19 x 1.89 x 3.94 inches |
| Item model number | 84951N |
| Is Discontinued By Manufacturer | No |
| Size | One Size |
| Color | Black |
| Finish | Manganese Phosphate |
| Power Source | Hand Powered |
| Item Package Quantity | 1 |
| Measurement System | Imperial |
| Compatible Fastener Range | 0.5 inches |
| Usage | Professional |
| Included Components | (1) GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | Standard Limited Lifetime |

## Product Details

- **Brand:** GEARWRENCH
- **Material:** Chrome Molybdenum Steel
- **Finish Type:** Manganese Phosphate
- **Number of Pieces:** 3
- **Drive System:** Square

## Images

![GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N - Image 1](https://m.media-amazon.com/images/I/71Ri3puHYbL.jpg)
![GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N - Image 2](https://m.media-amazon.com/images/I/71E-mkrvXTL.jpg)
![GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N - Image 3](https://m.media-amazon.com/images/I/81HydJ7XmtL.jpg)
![GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N - Image 4](https://m.media-amazon.com/images/I/71iPT7NjOZL.jpg)
![GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N - Image 5](https://m.media-amazon.com/images/I/71hBn-yzG7L.jpg)

## Available Options

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

## Frequently Bought Together

- GEARWRENCH 3 Pc. 1/2" Drive Locking Impact Extension Set Includes 3", 6" & 12" - 84951N
- GEARWRENCH 3 Pc. 3/8" Drive Impact Locking Extension Set 3", 6" & 12" - 84927N
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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-27*