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The Klein Tools 70550 Hex Key Set features 11 SAE sizes with extra-long, heat-treated alloy steel blades that open up to 270 degrees independently. Designed for professionals, it combines durability, precision square-cut ends to prevent slippage, and a reinforced nylon handle for a comfortable, secure grip—all housed in a compact folding design for easy portability.






| Manufacturer | Klein Tools |
| Part number | 70550 |
| Item Weight | 454 g |
| Product Dimensions | 16.84 x 3.48 x 5.26 cm; 453.59 g |
| Item model number | 70550 |
| Size | 11 Fractional Inch-Sized Keys |
| Color | Orange |
| Style | SAE with 11 keys |
| Finish | Powder Coated |
| Material | Handle: Reinforced Nylon; Keys: Steel |
| Pattern | Key Set |
| Shape | Rectangular |
| Power source type | Hand Powered |
| Item Package Quantity | 1 |
| Head Style | Hex |
| Handle Material | alloy steel |
| Measurement System | inch |
| Special Features | Extended-Reach Keys |
| Included components | (11) Fractional Inch-Sized Keys |
| Batteries Included? | No |
| Batteries Required? | No |
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