المعادن الهامة الداخلة فى صناعة الاجهزة المتطورة
كاشف المعادن. great 5000 MOROCCAN WATER FINDER. The Gold Maxx Power is an exceptional metal detector for finding small objects. Its search frequency of 18 kHz gives it a very high sensitivity to gold, but also to targets that are usually very difficult to detect, for example: poor currencies made of precious alloys, fine coins (even in silver), small gold coins, small jewels, native ...