Mountain Goat Reverse Helix Trommel for gold mining prospecting teknetics This coils’ ability is best

This coils’ ability is best seen firsthand so if you get a chance to try an AI coil you will notice that its performance is very compared to the DD coil of similar size

Specifically designed for use with the MINELAB SDC 2300 metal detector

It can also be used directly in a stream

slow down your swirling rhythm so that only a small amount flies out with each swirl

plus a mesh one that’s perfect for your water bottle

Mountain Goat Reverse Helix Trommel for gold mining prospecting teknetics This coils’ ability is bestThe Mountain Goat Trommel is a reverse helix system built on the same principle as the huge mining trommels used by large mining companies all over the world, but this is light and portable. The reverse helix system came from the Archimedes Screw Pump invented over 2,000 years ago by the mathematician Archimedes. The Mountain Goat is efficient because the spiral riffles inside of the tube turn and bring the heavy materials up to the high end of the