Williams® Flare Nut Wrench, Double Head, Imperial, 3/4 x 1 in Wrench Opening, 6 Points, 9-1/2 in OAL, 1-1/4 x 19/32 in Open End Width, 1/2 x 5/8 in Open End Thickness, Flat Handle, Satin Chrome. Williams® Flare Nut Wrench, Double Head, Imperial, 3/4 x 1 in Wrench Opening, 6 Points, 9-1/2 in OAL, 1-1/4 x 19/32 in Open End Width, 1/2 x 5/8 in Open End Thickness, Flat Handle, Satin Chrome