Dia.17mm, 90mm plate casted iron wing nut 1.Ductile Iron Material, 0.43kg or 0.50kg 3.Plate: Dia 90mm 4.Yellow Zinic Dia 17mm, 90mm plate casted iron wing nut Very Good Casted Manufacturing Ability for All types of casted wing nut and jack nuts1. Material Ductile Iron2. Sizes: Dia 17mm, plate: 90mm3. Weight: 0.43kg or 0.50kg4. Surface: White Zinic , Yellow Zinic or painted5 Thread: Machine Tap or ...