ITEM NAME:Kafuter 50g Industrial Heat Resistance Cold Weld Metal Paste Repair X6O3 Attentionï ¼Å¡ This is just for Kafuter ï ¼Å’if you need EELHOE ï ¼Å’please.Capacity: 50g. WIDE USE – Mainly used for iron and steel casting, sand holes and pores, and filling of casting defects such as cracks. It can be used to repair fuel tanks, plumbing, concrete breaks, and a whole lot more.