Engine Cold Crack Repair, Drill size (inches): 15/32 and 9/16

It’s made from ductile cast iron, which is a type of cast iron that’s more malleable and resistant to cracking than traditional cast iron.

High-Speed Steel (HSS) Tapered Tap designed for creating threads for E, E-1, and E-1 Special plugs, including diesel ductile iron plugs.

It’s used to repair cracks or holes in various engine components.

E Automotive Ductile Iron Plugs sold in boxes of 25. Features 1-inch thread length and 0.590-inch small end diameter. Recommended drill, reamer, and tap part numbers provided for installation within Irontite’s crack repair system.

HSS Tapered Reamer for Irontite Casting Crack Repair Prepares holes for D, D-1, D-1 Special ductile iron plugs, extending tap lifespan, especially when working with thick castings.

E-1 Solid Diesel Iron Plug sold individually. Specifications include a 1 7/16 inch thread length and a 0.590 inch small end diameter. Recommended drill, reamer, and tap part numbers provided.

HSS Tapered Reamer (407-5205-90) for precisely preparing holes for E, E-1, and E-1 Special plugs. Essential for crack repair and extending tap life.