Engine Cold Crack Repair, Plug type: D and H

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.

H-Oversize HSS Tapered Tap. HO w/ Pilot Hole. High-speed steel tapered tap for use with HO Ductile Iron Plugs.

H-HSS Taper Tap. High-speed steel taper tap for installing “H” series ductile iron plugs in casting repair.

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.

H HSS Tapered Reamer. Used for reaming holes in castings with thick metal sections before tapping for “H” series ductile iron plugs.