Steel butterfly screw DIN 316

Wing screws DIN 316 | Malleable cast iron head with steel shank Radiuses acc. to DIN 316, i.e. ergonomic wings, no sharp edges Complete range M4x8 – M16x60 available while stocks last On request: Special lengths up to 300 mm, with partial thread, with special thread ends or with washer See also separate product sheet "Special wing screws" Packaging: Standard or according to customer specification Material: Malleable cast iron head, EN-GJMB-350-10 acc. to DIN EN 1562, steel shank min. quality 4.6, non-plated, zinc-plated, nickel-plated acc. to DIN EN ISO 4042 On request: Stainless steel A2 or A4, surface pickled, passivated Tolerance: Metric thread 6 h (non-plated 6 g) acc. to DIN EN ISO 965-1