bought a gp extreme and install the push button mod now would like to know more tricks to be ready for first outing here in BC Canada. and yes the ground is heavily mineralised at time.
i like mine awesome machine on beach and coin, i have 5 coils for it. i go where people tell me not too they saying been cleaned out, but funny thing i always do good then. also i used the tiny coil in river edges to find hot spot to snipe works quite well that way.