

12-Point 3/4-Inch Drive Impact Socket, 55mm
Heavy-duty 55mm impact socket with 12-point profile for professional impact wrenches and air tools.
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12-Point 3/4-Inch Drive Impact Socket, 55mm
Brief Overview
This 55mm impact socket is engineered for professional mechanics and technicians working with pneumatic impact wrenches. The 12-point profile delivers precise engagement with hexagonal fasteners, while the reinforced construction withstands the shock loads inherent to impact tool operation. Part of a comprehensive range that includes smaller 27mm to 50mm variants and larger 60mm and 65mm options, allowing you to stock a complete 3/4-inch drive line for your shop or resale operations.
Key Features
- 12-Point Internal Profile: Reduces cam-out risk and ensures positive fastener grip across a wide range of bolt head geometries
- Impact-Grade Construction: Thick-walled design absorbs shock loads without cracking or deforming
- 3/4-Inch Square Drive: Direct compatibility with standard air impact wrenches and pneumatic tools
- Detent Groove: Retainer groove prevents socket loss during operation
- Matte Finish: Durable surface treatment resists corrosion and provides a professional appearance
- Industrial Markings: Clear size designation (55mm) printed on body for quick identification
Business Advantages
- High Turnover Item: Impact sockets are consumables in any professional shop—mechanics replace them regularly due to wear and loss
- Bulk Order Potential: Stock the full size range (27mm through 65mm) to capture the entire impact socket market segment
- Margin-Friendly: Low material cost combined with strong demand creates healthy resale margins
- Cross-Sell Ready: Customers purchasing 55mm sockets frequently need complementary sizes—drive attachment sales of the complete set
- Professional Credibility: Offering impact-grade sockets establishes your business as a serious supplier to automotive and industrial facilities
Technical Specifications
| Parameter | Value |
|---|---|
| Socket Size | 55 mm |
| Drive Size | 3/4" (19.05 mm square) |
| Point Profile | 12-Point |
| Outer Diameter (d1) | 78 mm |
| Pocket Diameter (d2) | 54 mm |
| Wall Thickness (t) | 43 mm |
| Overall Length (L) | 74 mm |
| Design Type | Impact-Rated |
Application & Suitability
The 55mm size is ideal for working on larger fasteners found in:
- Heavy automotive assembly (suspension bolts, wheel hubs)
- Industrial machinery (coupling nuts, transmission components)
- Commercial vehicle maintenance (chassis fasteners)
Closing Recommendation
Stock this 55mm impact socket as a core inventory item. Its durability and compatibility with standard 3/4-inch pneumatic tools make it a reliable profit driver. Pair it with smaller and larger socket variants to build a complete impact socket catalog that keeps customers returning to your shop for their full range of tool needs.