The stereotypical image of a key grip is a plainspoken on-set handyman (or woman), a c-wrench never far from their belt. Maybe that’s you.Maybe you want to buck the image. Maybe you don’t know exactly what a key grip is, but you love tools and movies.Here’s how you join the grip crew and become a key grip.LET’S DEFINE KEY GRIP“Key Grip”, like “gaffer,” is one of those Hollywood terms that raises...