








🔩 One socket. Infinite impact. Master every clamp with Klein precision.
The Klein Tools 66031 3-in-1 Slotted Impact Socket combines two common hex sizes (3/4" and 9/16") in a single, high-torque 12-point socket. Featuring a patent-pending coaxial spring-loaded mechanism for hands-free size adjustment and a cross-hole design to prevent accidental separation, this durable alloy steel tool is engineered for professional-grade pole line hardware installation and removal. Trusted by pros since 1857, it delivers precision, durability, and efficiency in one compact 3.1-inch package.






| Brand | KLEIN TOOLS | 
| Item Length | 3.1 Inches | 
| Material | Alloy Steel | 
| Finish Type | Painted | 
| Number of Pieces | 1 | 
| UPC | 092644650871 | 
| Global Trade Identification Number | 00092644650871 | 
| Manufacturer | Klein Tools | 
| Part Number | 66031 | 
| Item Weight | 0.8 ounces | 
| Item model number | 66031 | 
| Is Discontinued By Manufacturer | No | 
| Style | Socket | 
| Finish | Painted | 
| Power Source | hand_powered | 
| Item Package Quantity | 1 | 
| Compatible Fastener Range | 0.75 inches | 
| Special Features | Slotted Socket, Hands-Free Adjustment | 
| Included Components | 3-in-1 Slotted Impact Socket, 12-Point, 3/4 and 9/16-Inch | 
| Batteries Included? | No | 
| Batteries Required? | No | 
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