I can't take credit for this but it is a great idea at an even better price. Someone on OSA posted this idea several months back and I just got around to trying it. If you are the poster that discovered this, please chime in!
Anyhow, here's snap caps from wall anchors that will allow you to test after trigger work or whatever.
Anyhow, here's snap caps from wall anchors that will allow you to test after trigger work or whatever.