GPK Premium Gold Flux (Black) 1 lb Parts this bottle should comfortably treat

this bottle should comfortably treat 5 - 10 coins depending on how much residue needs to be removed

Johnson 12 volt submersible pumps have powerful permanent magnet motors and 3/4 inch discharge

Its concentric coil configuration offers excellent pinpointing performance and clear target responses

USB charging cable with magnetic connector included

Ideal for gold prospecting in mineralized ground

GPK Premium Gold Flux (Black) 1 lb Parts this bottle should comfortably treatOur own special mix without lead (no cupelling necessary) and consisting of 4 main ingredients: Sodium Tetraborate, Sodium Carbonate, Silica and Manganese Dioxide. This flux is especially good for melting Karat or pure gold with your Kwik Kiln and delivers a beautiful, shiny finish to your gold without sticking. Good for smelting ores and melting precious metals in all Kwik Kilns, along with other kilns and furnaces. Please note: Premium Gold Flux