Heavy Duty Hex Slotted Castle Nuts Plain Black Steel 1-1/4 Inch 12 Fine Thread For Tough Construction Projects And Industrial Fastening Needs That Actually Hold Their Ground Like A Boss

1-1/4 Hex Slotted Nut Fine Thread Steel Single Build
✔️ Black steel nut 1-1/4 12 fine thread qty 1 heavy duty

These hex slotted castle nuts secure bolts onto shafts using split pins. They are handy for automotive, machinery, and structural setups requiring firm stability and resisting loosening over time.

✅ 1-1/4 inch diameter size fits standard threading requirements
✅ 12 tooth pitch design ensures strong grip and durability
✅ Plain black steel material resists rust and corrosion effectively
✅ Single unit pack included for immediate replacement jobs

💡 Why choose castle nuts for mechanical projects?
This hardware solves the problem of bolts rotating under pressure.
- Slots allow easy access for inserting a cotter pin securely
- Hex shape provides leverage for high torque applications

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