DIN EN ISO 14583 Hexalobular socket pan head screws Stainless steel A2-70 M6x20, 500 000 pcs. M6x25, 5 000 000 pcs. DIN 562 Square thin nuts, product grade B Stainless steel A2 M6, 5 000 000 pcs. Screws must have Tuflok locking Only European suppliers