





9-Piece 1/4" and 3/8" Drive 12-Point Stubby Impact Bit Socket Set, XZN, M4-M18
Professional XZN impact socket set with low-profile design for tight-access work. Includes 9 metric sizes on included rail.
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9-Piece 1/4" and 3/8" Drive 12-Point Stubby Impact Bit Socket Set
Brief Overview
This 9-piece XZN impact socket set delivers the precision and durability required for professional automotive, industrial, and agricultural applications. The stubby, low-profile design excels in confined spaces where standard sockets cannot reach, while the 12-point multi-spline geometry ensures secure engagement without cam-out. Built from chrome-vanadium steel and supplied on a metal retaining rail, this set offers shop-ready organization and portability. If you work with fasteners requiring hex-bit access, consider pairing this with Torx-style impact alternatives for expanded fastener coverage.
Key Features
- 9 Metric Sizes Included: M4, M5, M6, M8 (1/4" drive); M10, M12 (3/8" drive); M14, M16, M18 with tamper protection (3/8" drive)
- Stubby, Low-Profile Design: Total heights of 20mm (1/4" drive) and 28mm (3/8" drive) enable access to fasteners in tight, recessed areas
- 12-Point XZN Geometry: Multi-spline driver tip prevents rounding and provides consistent engagement under impact conditions
- Chrome-Vanadium Construction: Impact-rated durability with corrosion-resistant, oxidized black finish
- Dual Drive Compatibility: Both 1/4" and 3/8" square drive ends in a single compact set
- Metal Rail Storage: Included spring-clip retaining rail keeps sockets organized, visible, and ready for grab-and-go access
- Tamper-Protected Sockets: Larger M14, M16, M18 sizes include tamper-resistant features for security-sensitive fastener work
Business Advantages for Resellers
High-Demand Niche: Low-profile impact sockets command a price premium in the professional market because they solve a specific problem—accessing fasteners in cramped engine bays, suspension components, and machinery. This set targets mechanics and technicians who cannot substitute standard sockets.
Complete Rail Presentation: The included metal rail transforms this from loose parts into a merchandisable, display-ready product. Customers perceive organized tool kits as premium offerings, justifying higher margins and repeat orders.
Multi-Market Applicability: The metric XZN sizing and dual-drive format appeal to automotive shops, industrial maintenance teams, and agricultural equipment repair—broadening your customer base and reducing inventory risk.
Accessory Bundling Opportunity: This set pairs naturally with impact drivers, ratchets, and additional bit-socket configurations to create tiered pricing strategies and increase average transaction value.
Technical Specifications
| Parameter | 1/4" Drive | 3/8" Drive |
|---|---|---|
| Sizes Included | M4, M5, M6, M8 | M10, M12, M14*, M16*, M18* |
| Total Height | 20mm | 28mm |
| Working Part Height | 9mm | 9–11mm |
| Socket Type | 12-Point (XZN) | 12-Point (XZN) |
| Material | Cr-V Steel | Cr-V Steel |
| Finish | Impact-Rated Black Oxide | Impact-Rated Black Oxide |
| Storage | Metal Rail with Spring Clips | Metal Rail with Spring Clips |
*M14, M16, M18 include tamper-resistant design.
Real-World Application Context
This set is purpose-built for confined-space fastener work: engine valve covers, gearbox access panels, suspension bushings, and industrial equipment where standard socket depth creates interference. The short working height (9–11mm) eliminates binding, while the 12-point engagement ensures reliability under pneumatic impact tools. The tamper-protected larger sizes add security functionality for commercial fleet and industrial applications.
Closing Statement
Stock this set to capture the professional segment that refuses compromises on access and durability. The dual-drive format, metric sizing, and rail presentation make it an easy sell to shops looking to consolidate tool inventory without sacrificing capability.