SAF Safer GTI description: SAFER GTI is a thick rutile coated general-purpose MMA electrode for construction welding and assembly. 3.2mm and smaller diameters are suitable for welding vertically-down without restrictions, it has especially good performances for positional welding of tubes Ideal for tack welding and short beads with a generally self-releasing slag. Deposition rate in g/min is particularly high for an all-position electrode. Suitable for all professional welding work, especially positional and worksite welding.