Diggers All About Coils Diggers Site KG and Ringy explain the differences between the various metal detector coils they use. Info Diggers: All About Coils KG and Ringy explain the differences between the various metal detector coils they use. Share Share this URL: Or you can use the code below to embed the video. The code updates if you change the width/height. Minimum dimensions are 320x211 pixels. <iframe width="640" height="391" src="http://channel.nationalgeographic.com/channel/diggers/videos/all-about-coils/embed/" frameborder="0" scrolling="no" allowfullscreen></iframe> Width: px Height: px 2 comments   Get Livefyre FAQ Sign in + Follow Post comment Link Newest | Oldest Howard Ladd 5pts Hey guys great show I love it,been metal detecting in the 1970s ,used a compass 71b ,still have it.Question choice of detector both Garrett,hows the performance? Joel Moss 5pts Now back to speaker magnets in Tupelo.