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🔧 Unlock tight spaces like a pro — don’t get left wrenching behind!
The Hilmor Service Hex Key Adapter (model 1839046) is a precision-engineered, heat-treated alloy steel attachment designed to fit 3/16" and 5/16" hex valves. Compact and durable, it pairs seamlessly with the Hilmor Straight Service Ratcheting Wrench to provide HVAC professionals with efficient access to liquid and suction valves in tight spaces. Proudly made in the USA, this adapter combines professional-grade quality with a knuckle-saving design for faster, safer valve servicing.


| Manufacturer | HIMQ0 |
| Part Number | 1839046 |
| Product Dimensions | 2.54 x 2.54 x 2.54 cm; 31.75 g |
| Item model number | 1839046 |
| Size | Pack Of 1 |
| Finish | Polished |
| Material | Alloy Steel |
| Shape | round |
| Item Package Quantity | 1 |
| Head Style | Hex |
| Measurement System | inch |
| Included Components | wrench |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 31.8 g |
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