

12-Point 3/4-Inch Drive Impact Socket, 27mm, Deep Length
Professional-grade 27mm impact socket with 12-point geometry for 3/4-inch pneumatic tools. Chromium-molybdenum construction rated for heavy-duty fastening.
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12-Point 3/4-Inch Drive Impact Socket, 27mm, Deep Length
Brief Overview
This is a deep-length impact socket engineered for pneumatic impact wrenches and ratchets with 3/4-inch (19.05mm) square drive. The 12-point geometry provides rapid engagement and reduced cam-out compared to 6-point designs, making it ideal for repetitive industrial fastening. The chromium-molybdenum construction absorbs the shock loads typical of impact tool operation without cracking or fracturing.
This socket is part of a versatile range—consider pairing it with other deep-length impact sockets in larger sizes to cover your full fastening portfolio for automotive, construction, and heavy equipment applications.
Key Features
- 12-Point Internal Profile: Double-hexagon geometry for faster bolt engagement and reduced risk of corner rounding on damaged fasteners
- Deep Reach Design: Extended 85mm length accommodates fasteners in recessed or hard-to-access locations (wheel hubs, suspension, engine components)
- Chromium-Molybdenum Steel: Superior impact resistance and fatigue strength compared to standard chrome-vanadium
- Matte Black Oxide Finish: Corrosion-resistant surface with low reflectivity for professional appearance
- Detent Pin Hole: Secure attachment to pneumatic tools with minimal vibration and reliable coupling
- Flanged Midsection: Reinforced design distributes impact loads evenly across the socket walls
Technical Specifications
| Parameter | Value |
|---|---|
| Drive Size | 3/4" (19.05mm) square drive |
| Socket Size | 27mm (hex) |
| Internal Profile | 12-point (double-hex) |
| Length | 85mm (deep) |
| Wall Thickness | 14mm |
| Outer Diameter | 44mm |
| Material | Chromium-Molybdenum Steel (CR-MO) |
| Surface Finish | Matte Black Oxide (impact-rated) |
| Weight | Approx. 0.38 kg |
Business Advantages for Resellers
- High-Torque Applications: Suitable for automotive transmission work, suspension fastening, and industrial bolt removal where impact tools dominate the workflow
- Bulk Stocking Opportunity: The 12-point design is the preferred choice for shops that prioritize speed over socket cost—expect repeat orders from high-volume operations
- Durability Profile: Chromium-molybdenum construction means fewer replacements and better customer satisfaction compared to standard chrome-vanadium alternatives
- Cross-Sell Potential: Deep-length sockets pair naturally with impact-rated extensions, universal joints, and swivel sockets for complete fastening kits
- Professional Positioning: The range of compatible sizes (27mm through 55mm) allows you to build curated tool sets for automotive technicians and industrial maintenance teams
Application Notes
This socket is optimized for pneumatic impact operations only. Do not use with hand ratchets or manual torque applications—the 12-point geometry and thin walls are engineered for rapid impact cycling, not static loading. Ideal for:
- Wheel removal and installation (automotive service)
- Engine bay fastening (manifolds, brackets, covers)
- Suspension component assembly
- Construction equipment maintenance
- Manufacturing assembly lines requiring high-speed fastening
Recommendation: Stock this socket alongside 30mm and 32mm impact sockets to cover the most common fastener sizes in automotive and industrial sectors.
Closing
This 27mm deep-length impact socket represents solid margin potential with professional-grade durability. The chromium-molybdenum construction justifies a competitive wholesale price while delivering the performance characteristics that technicians demand. For distributors building comprehensive tool catalogs, this is a foundational product in any impact socket range.