https://www.tvtrade.ie/anchor-bolts/eye-bolts.html
Use the 5:1 dilution scale on your small jobs. If you are covering a larger area for Concrete/Brick or Stone, use Tuff-it Out in a chemical injector or pressure washer. Let the solution stand for 2-3 minutes (without drying), then wash off with water, using the #2 tip from your machine. Using Tuff-it Out helps keep the mildew from forming longer periods of time.