Not Graded, M8 Hygienic Hex Head Screws, Polished Stainless Steel, 20 mm L
5 mm, Head Width 13 mm, Material Stainless Steel, Material Grade/Class Grade 316L, Material Quality Standards AISI, Pack Size Small Pack, System of Measurement Metric, Tensile Strength 500 N/sq mm, Thread Size M8, Thread Style Fully Threaded, Resistance Properties Corrosion-Resistant.Hygienic Hex Head Screws, Drive Hex, Drive Size 13 mm, Fastener Length 20 mm, Finish Polished, Flange Diameter 16 mm, Head Height 8.