D shackles set of one each 1inch ( 25mm ), % BE inch ( 19mm ), 5/ 8 inch ( 16mm ), 1/ 2 inch ( 12mm ) with forged steel Grade 80 with galvanized plated. Working capacity for 1 inch, % BE inch should be 3. 2 tonne. Working capacity of 5/ 8 inch, 1/ 2 inch should be 1. 6 tonne.