B-1 Automotive Ductile Iron Plugs, Box of 50
This product offers a box of 50 genuine Irontite B-1 automotive ductile iron plugs.
These plugs are a crucial component of the Irontite cold crack repair system, designed for durable and lasting repairs in various automotive and other metal casting applications.

Product Details
Ensure the integrity and longevity of your metal casting repairs with the Irontite B-1 Automotive Ductile Iron Plugs. This box contains 50 high-quality, precision-machined B-1 ductile iron plugs, specifically designed for use with the renowned Irontite cold crack repair system.
When employing the Irontite method, these B-1 plugs are inserted into precisely drilled, reamed, and tapped holes along the crack line. As the tapered plugs are tightened and subsequently peened (peening tools available separately), they exert a powerful compressive force, effectively closing the crack and restoring the structural strength of the casting without the need for high-heat welding.
Key Features of the Irontite B-1 Automotive Ductile Iron Plugs:
- Genuine Irontite Part: Ensures compatibility and optimal performance within the Irontite cold repair system.
- B-1 Size: A specific size of tapered plug engineered for effective crack closure in a range of automotive and other metal casting applications.
- Ductile Iron Construction: Provides excellent strength, durability, and resistance to corrosion, ensuring a long-lasting repair.
- Box of 50: Offers a convenient quantity for multiple repairs or for stocking up, providing excellent value for frequent users of the Irontite system.
- Essential Component: These plugs are a fundamental element of the Irontite cold repair process, critical for achieving a strong and permanent mechanical fix.
Whether you’re a professional engine machinist, an automotive restorer, or working with other types of metal castings, having a reliable supply of the correct Irontite plugs is essential for effective crack repair. This box of 50 B-1 automotive ductile iron plugs provides the quality and quantity you need to get the job done right.
Trust Irontite for a durable and lasting solution to cracked metal castings.
B-1 DUCTILE IRON THREADED PLUGS - 50 per box.
SIZE: .327 X 1-7/16”
These plugs are used with the following tools
Specifications
| SKU | 401-2103-27 |
|---|---|
| MPN | 401-2103-27 |
| Plug type | B |
| Drill size (inches) | 5/16 |