or aluminum tubing in standard diameters

reducing hand fatigue when you're chiseling hardpan or wedging loose cobbles

and the tool consistently cuts recovery time by half compared to hand-probing

reducing eyestrain during long panning sessions

Frequency modulation method: GFSK

Nokta Makro C23 9" Search Coil for CF77 Coin Finder Metal Detector wired-coils or aluminum tubing in standardThe Nokta C23 delivers pinpoint accuracy for coin hunters who need maximum sensitivity in tight spaces. This 9 inch coil transforms your CF77 into a precision instrument for finding small targets other detectors miss. CF77 owners hunting old homesteads, park benches, and dense urban sites reach for the C23 when their standard coil can't separate good finds from trash. At 9 inches, it's the smallest coil available for the CF77, making it ideal for any