What is the name of the woodworking tool?

A woodworking tool that can bend freely is called a spring saw, also known as a circular saw.

It is a multifunctional manual woodworking power tool equipped with high-quality rubber-edged wheels and metal sheet cutting blades. It is safe, convenient and fast to use. It is widely used in ceiling moldings, doors and windows in the construction industry. Assembly and various furniture production, etc.