HEADING 73.16 - ANCHORS GRAPNELS AND PARTS THEREOF OF IRON OR STEEL.
6 COMMODITIES
This heading refers only to the type of anchors used for mooring ships of all tonnages offshore-platforms buoys beacons floating mines etc.; it does not include other articles sometimes called " anchors " (e.g. those used for joining masonry or for fixing rafters to the walls of buildings).
Anchors may be fitted with a cross piece or stock sometimes of wood and the arms of flukes may or may not be rigid.
The heading also covers grapnels; these are smaller than anchors and have more than two arms (usually four) but no stock. They are used for anchoring small craft to seize hold of other craft etc. to retrieve sunken objects and to obtain a grip on trees rocks etc.
The heading also covers parts of anchors or grapnels.