1. TURNBUCKLE DIN/JIS/KOREAN/ITALIAN/U.S. 2. SIZE: FROM 4MM TO 50MM. 3. SURFACE: ZINC PLATED/HOT DIP GALV. Features:1. We are the factory producing this kind of product. 2. Surface:self color/Elec.galvanized/hot dip galvanized3. Material: STEEL4. Dimensions: M5-M60/1/4"-2-3/4"5. structure:Casting, Forging, Welding6. Standards: DIN, U.S. TYPE, JIS ,South Korea, Australia, Italy7. We can also ...