Ever wonder how #WW1 fighter pilots timed their bullets to shoot through the propellers of their planes? Well, now you can see it happening in 120,000 fps thanks to #theslowmoguys. | The Slow Mo Guys

Used by the Germans in WWII, the Pak 40 makes other anti-tank guns look like toys. It can fire 10 shots per minute, and the force of one shot can blast through half a foot of steel. Watch as host Paul Shull fires one in the empty desert. 🎥The Weapon Hunter | Smithsonian Channel Aviation Nation