Home » Tender for Supply Of D Shackles Sets Made Of Forged Steel Gr.80 With Galvanized Plating, Including Sizes Of 1" (25mm), 3/4" (19mm), 5/8" (16mm), And 1/2" (12mm). The Working Capacities Are 3.2 Tons For The 1" And 3/4" Sizes, And 1.6 Tons For The 5/8" And 1/2" Sizes., India