noun
Refers to the part of an object designed to be held, such as a handle, or the act of gripping something firmly.
テニスラケットのグリップがすり減ってきた。
The grip on my tennis racket is wearing out.
彼はハンドルをしっかりとグリップした。
He gripped the steering wheel firmly.
ハンドル refers to a steering wheel or a door handle, while グリップ is more about the part you hold or the act of holding firmly.
Borrowed from English 'grip'.