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Pasco 4511 1/2″ IPS Thread & Nipple Internal Key

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Metal nipple removal tool.
Metal nipple removal tool.
Metal nipple removal tool.
Metal nipple removal tool.

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-Christopher H.
08/13/2026

$39.27

 

The Pasco 4511 is an internal nipple wrench (or internal nipple key) designed for 1/2-inch IPS (Iron Pipe Size) plumbing applications. It is used to install, loosen, or tighten pipe nipples and to remove broken threaded pieces from within fittings without damaging external finishes like chrome.

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SKU: 52451 Categories: , Tag:

The PASCO 4511 Internal Nipple Wrench (1/2″ IPS) is a time-saving plumbing tool engineered for homeowners and DIYers tackling tough bathroom or kitchen repairs. Whether you are replacing a broken shower arm, removing frozen fittings, or working on delicate chrome fixtures, this internal pipe wrench bites hard from the inside so you can complete your project without scratching finished surfaces.

 

4511

 

  • It is engineered to expand or grip internally against the inside walls of a pipe or fitting.
  • Made from precision-machined, hardened alloy steel or heavy-duty brass construction to ensure durability under high torque.

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

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09/23/2023
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