

3/4-Inch Drive Extension Bar, 125mm Chrome Vanadium Steel
Compact 125mm extension bar for 3/4-inch drive sockets, chrome-plated steel construction ideal for tight-access fastening.
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3/4-Inch Drive Extension Bar, 125mm Chrome Vanadium Steel
Brief Overview
This 125mm extension bar extends your reach into confined spaces while maintaining the rigid, solid construction demanded by professional shops. Built from chrome vanadium steel with a polished chrome finish, it delivers durability and corrosion resistance in daily workshop use. The spring-detent male drive ensures secure coupling with ratchets and adapters, while the female receiver accommodates standard 3/4-inch drive sockets. For applications requiring longer reach, consider pairing this with longer extension options or impact-rated variants when working with pneumatic or power tools.
Key Features
- Compact 125mm length – Ideal for accessing fasteners in tight, confined areas
- Chrome vanadium steel construction – Superior strength-to-weight ratio and fatigue resistance
- Polished chrome plating – Resists corrosion and simplifies cleaning
- Spring-detent male drive – Secure positive engagement with ratchets and adapters
- Through-hole female receiver – Compatible with standard 3/4-inch drive sockets; recessed flats support pin-lock retention
- Solid, single-piece design – No moving parts (except detent ball); maximum durability and zero maintenance
Why Stock This for Your Customers
Reseller Advantages:
- High-margin accessory – Essential add-on sale for customers purchasing socket sets or ratchets
- Low carrying cost – Compact size, lightweight, minimal storage footprint
- Broad application fit – Works across automotive, industrial assembly, and heavy equipment maintenance
- Repeat purchase driver – Customers often need multiple lengths for different jobs; creates natural upsell to longer extensions
- Professional-grade reliability – No quality compromises; justifies premium retail positioning versus consumer-grade alternatives
Technical Specifications
| Specification | Details |
|---|---|
| Drive Size | 3/4-inch square drive |
| Overall Length | 125 mm |
| Material | Chrome vanadium steel |
| Finish | Polished chrome plate |
| Drive Type | Male (square) at one end; female (socket receiver) at other |
| Detent | Spring-loaded ball for secure engagement |
| Socket Compatibility | Standard 3/4-inch drive sockets |
| Weight | Approximately 0.5 kg (solid steel construction) |
Why This Length Matters
The 125mm length fills a critical gap between short coupler adapters and longer extensions. It's long enough to clear engine components, manifold bolts, and tight chassis fasteners, yet short enough to maintain control and avoid excessive flex under heavy torque. For jobs requiring deeper access, your customers can step up to longer variants; for basic socket work, this compact extension cuts unnecessary toolbox bulk.
Stock This for Consistent Turnover: Extension bars are high-velocity, low-cost additions that drive customer satisfaction and repeat business. This chrome vanadium 3/4-inch extension is a professional-grade workhorse that rewards resellers with margin and loyalty.