How to Tap Cast Iron for a Heli-Coil?

Answer In order to tap a hole for a Heli-Coil insert in cast iron, you must make sure you have the right type of milling machine. Cast iron is very hard and when you drill and tap a hole, you must run the... Read More »

Top Q&A For: How to Tap Cast Iron for a Heli-Coil

Should a cast iron pot or dutch oven be seasoned with oil in the same way as a cast iron skillet?

How to Repair a Heli Coil Thread?

Professional and amateur mechanics sometimes have to deal with a stripped or cross-threaded female bolt hole. One way of repairing a thread is with a Heli Coil insert. The damaged thread is first d... Read More »

Is iron from cast-iron pans absorbed by the body?

On One Hand: Food Absorbs Iron from Cast-Iron CookwareAccording to Dr. Andrew Weil, cast-iron cookware does leach iron into food, and it is an advantage to people who don't get enough iron in their... Read More »

How to Tell the Age of Cast Iron?

If you're looking at cast iron cooking implements or other items at an antique sale, you can avoid overpaying for that Excelsior skillet if you can tell the time period when it was really manufactu... Read More »