Looks like you could build your own for a drill motor.
signal_line Silver Member Nov 14, 2011 3,601 1,834 Detector(s) used XP Deus Primary Interest: All Treasure Hunting May 28, 2020 #1 Looks like you could build your own for a drill motor. Amazon Forum Fav 👍 Agony and Death on a Gold Rush Steamer: The Disastrous Sinking of the Side-Wheeler Yankee Blade - Grab it through Amazon! Upvote 0
Looks like you could build your own for a drill motor. Amazon Forum Fav 👍 Agony and Death on a Gold Rush Steamer: The Disastrous Sinking of the Side-Wheeler Yankee Blade - Grab it through Amazon!
Underburden Sr. Member Mar 22, 2012 484 1,125 Idaho Detector(s) used Gold Hog Stream Sluice Primary Interest: Prospecting May 28, 2020 #2 I don't know, looks like an over engineered solution to a non existent problem.
N N-Lionberger Bronze Member Dec 1, 2013 1,361 1,950 Arcata, California Detector(s) used Fisher 1212-x Fisher Gold Bug 2 Whites 4900/SP3 Dowsing rods Primary Interest: Prospecting Jun 4, 2020 #3 I have a spin it off magnet, mounts on a drill, has similar action but on a much bigger scale.