What's the noun for hob? Here's the word you're looking for.
hob
A kind of cutting tool, used to cut the teeth of a gear.
(historical) The flat projection or iron shelf at the side of a fire grate, where things are put to be kept warm.
(Britain, Australia, New Zealand) The top cooking surface on a cooker. It typically comprises several cooking elements (often four), also known as 'rings'.
A rounded peg used as a target in several games, especially in quoits.