a metal rod with a convex tip, is often sold with the grommets. It can be struck with a hammer to set the grommet. It can alternatively be set with an electronic, pneumatic, or gas-powered machine. There are also dedicated grommet presses with punch and anvil, as shown in the picture, ranging from inexpensive to better-quality tools, which are somewhat faster to use.

Typical applications are footwear for boot and shoe laces, in laced