Hygienic Hex Head Screws Drive Hex Drive Size 18 mm Fastener Length 30 mm Finish Matte Flange Diameter 22 mm Head Height 11 mm Head Width 18 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 M12 Thread Style Fully Threaded Resistance Properties Corrosion-Resistant