I started out just trying to drill a hole down the middle. Each time I tried to reverse it, it would strip. I bought a 5pc screw extractor set (5/64", 7/64", 5/32", 1/4", and 19/64") and a 5pc fluted screw extractor set (1/8", 3/16', 15/64", 5/16", and 3/8").
If I can go straight through the...