... Ductile Iron, Steel Wing nut,formwork clamp,hex nut,tie rod,slope plate Surface: Galvanized Name: Formwork AccessoryKey word: Wing Nut Formwork Wing Nut ... Formwork Clamp Tie Rod, Threadbar Water Stop Hex Nut, Round Nut Climbing Cone Material: Ductile Iron, ... coupler, Ledger end, Brace end, Waller plate and so on. Cast iron&steel formwork accessory,wing nut,clamp