



3/8-Inch Drive E-Type Short Hand Socket, Chrome-Vanadium Steel
Precision E-type short hand socket for 3/8-inch drive systems; 11 sizes from E4 to E18 for spline fastener access.
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Product Description
Brief Overview
This 3/8-inch drive E-type short hand socket is engineered for precision work with spline-style fasteners commonly found in automotive, industrial, and machinery applications. The short-hand design provides excellent access to recessed or tight-tolerance fastener heads, while the internal 6-lobed E-type profile ensures positive engagement and resists cam-out. The knurled grip band offers controlled handling during manual operation. Whether you're building a professional service kit or restocking a dedicated fastener station, this socket delivers reliable performance across 11 size options. Consider pairing with complementary precision socket variants to expand your E-type coverage across different drive standards.
Key Features
- E-Type 6-Lobed Internal Profile: Precision-ground spline geometry for positive fastener engagement without slipping or rounding
- Short-Hand Design: Compact 63mm overall length maximizes reach into recessed fastener pockets and confined spaces
- Chrome-Vanadium Construction: Durable alloy steel with satin chrome finish resists corrosion and maintains dimensional stability
- Knurled Grip Band: Textured non-slip surface for secure hand control during manual socket operation
- 3/8-Inch Square Drive: Standard square drive attachment compatible with ratchets, torque wrenches, and power tools
- 11-Size Range: E4 through E18 coverage for comprehensive spline fastener applications
Technical Specifications
| Size | D1 (mm) | D2 (mm) | T (mm) | L (mm) | Part ID |
|---|---|---|---|---|---|
| E4 | 6.9 | 17 | 5 | 63 | 33604 |
| E5 | 8.0 | 17 | 5 | 63 | 33605 |
| E6 | 9.2 | 17 | 6 | 63 | 33606 |
| E7 | 10.6 | 17 | 7 | 63 | 33607 |
| E8 | 11.8 | 17 | 7 | 63 | 33608 |
| E10 | 12.0 | 17 | 8 | 63 | 33610 |
| E11 | 13.0 | 17 | 8 | 63 | 33611 |
| E12 | 14.5 | 17 | 8 | 63 | 33612 |
| E14 | 18.0 | 17 | 10 | 63 | 33614 |
| E16 | 20.0 | 17 | 10 | 63 | 33616 |
| E18 | 22.0 | 19 | 12 | 63 | 33618 |
D1 = Internal spline dimension; D2 = Hex width; T = Wall thickness; L = Overall length
Business Advantages
- Margin-Friendly Bulk Pricing: Available in single units or complete 11-size sets—ideal for professional service kits or stock replenishment
- High Turnover Category: E-type sockets are essential consumables in modern automotive and industrial service environments
- Quality Differentiation: Chrome-vanadium construction with precision machining supports premium positioning against lower-grade alternatives
- Upsell Opportunity: Customers purchasing one size often require the full range; bundle promotions drive basket size
- Professional Trust Builder: Precision hand tools establish credibility with end-users and justify distributor margins
Applications
Ideal for technicians working with spline-profile fasteners on:
- Modern automotive engines and transmissions
- Industrial machinery and pump assemblies
- Precision mechanical assemblies requiring recessed fastener access
- Service environments where cam-out prevention is critical
This socket delivers the precision and durability your customers expect from a professional-grade hand tool. Stock the full 11-size range to meet demand across automotive shops, industrial maintenance, and precision assembly operations.