a cold drawn seamless and annealed steel ferrule blank for making your own ferrules, nominally 70mm long, main tube is 23mm ID and 25mm OD with a 1mm wall, the other end is crimped down to make a ferrule with a 19mm ID and a wall of around 1.2mm thick, these ferrule blanks can be cut down to the customers own widths as shown in the example photo, being annealed they can also be swaged on a mandrel, all dimensions are nominal and are available in pack sizes of 5, 10 or 20 pieces. made in Sheffield england by Daegrad Tools for repair and securing a variety of wooden handled tools