If you look closely at the shavings, you’d see that the drill is running backwards. Otherwise it wouldn’t have ejected the shavings, and wouldn’t have looked like it was doing anything to the wood until it popped through and spat shavings out the rear of the board.
They’re fiiiiiiiine, they’re wearing proper eye, hand and foot protection. Although they probably should be wearing hearing protection with those jackhammers and earth compactors.
