A small anchor, with four or five flukes or claws, used to hold boats or small vessels; hence, any instrument designed to grapple or hold; a grappling iron; a grab; -- written also grapline, and crapnel.

an iron-clawed device attached to a rope and often used to retrieve an object.

A device used for snagging and bringing up objects from the bottom. It has a cluster of curved hooks at the end of a shank on one end and a ring for attaching a line at the other.

a special device that can simultaneously cut and seize cables