Terowell manufactures, exports and supplies Earth Bosses for welding steel vessels, tanks and structures etc. High quality mild steel earth boss. Comes complete with A2 stainless steel dowel, flat washer, spring washer and two nuts. Connected with Denso tape to prevent moisture penetration. Phosphor bronze fixing assembly is available upon request. Add "/PB" to the end of the part number to specify the phosphor bronze assembly.
Other meanings are boss size, material type, setup and further accessible upon request.