Hillman 10 Pack Expansion Nuts (1/4"-20 x 1") | Rubber Well Nuts with Steel Insert | Blind Hole Fasteners for Sealing Leakproof Mounting Automotive Marine Applications
Special Features
- Used to seal bolt holes top prevent leaking
- Also used to dampen vibration
- Can be used in blind and closed-end holes
- Quantity per pack: 10
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