Flat Washers Marine 316 Stainless Steel Corrosion Resistant M6 1/4 Inch 150 PCS
Thread Size M6. Fastener Size M6. Precision Machined: 1/4″ (6mm-6.3mm) ID / 11.5mm-11.8mm OD for M6 Hardware Accessories. Premium 316 Marine-Grade Stainless Steel. Material Type 316L Stainless Steel. Material 316L Stainless Steel.