No makers mark. Open end is about 3-1/8". Shelf W/042220 - . We have been giving quality service to the on-line collector community for over 19 years.
Huge Williams Railroad Wrench Steam Locomotive Bridge Builders Special 2-5/8"
Antique Vtg Railroad Wrench Steam Locomotive Train Track Worker Hex Tool Large
Vtg Antique HUBBARD HUGE RAILROAD 1" SPUD METAL WORKER WRENCH 30" Long (D00)
Vtg HUBBARD HUGE RAILROAD SPUD METAL WORKER WRENCH 31" Read Description
Large Antique Railroad Wrench 39" Open End 1-7/8" Jaw | 13 Lb Huge Tool
Huge Railroad Industrial Wrench S Shape Curved and Lug Steel