Sycamore
My only worry was that someone not using the right gear, and not being familiar with the job, may get hurt. As an ex Wessex chief engineer, I must have done many gearboxes, but the potential for losing fingers is always there.
The 3deg mast tilt means you cannot get a straight lift on the mast, you have to tilt the aircraft at an extreme angle. The S76 is the same, but with a 5deg tilt.