how does a impact crusher work and how does a impact
2018-3-9 · how does a impact crusher work and how does a impact Impact wrench Wikipedia An impact wrench (also known as an impactor, impact gun, air wrench, air gun, rattle gun, torque gun, windy gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then ...