These ISO metric threaded 'T' type locking nuts are ideal for general purpose fastening and locking of your desired fasteners. Available in a variety of sizes and manufactured from A2 stainless steel, the hexagon full nuts are complete with a nylon insert for maximum securing action. Features and Benefits Available in a variety of thread sizes to suit your needs Nylon insert holds its thread for a firm hold on the fastener Manufactured from A2 stainless steel making for a highly durable product Prevailing torque type nuts resist self loosening even when under vibratory forces Typical Applications DIY Engineering Construction Standards DIN 985 ISO 10511