I've had no issues with screwdrivers or wrenches, it doesn't affect my iPhone at all (I've brushed that finger over every inch of that device trying to feel ins

I've had no issues with screwdrivers or wrenches, it doesn't affect my iPhone at all (I've brushed that finger over every inch of that device trying to feel inside it) and it was surprisingly easy to adjust the way I carry heavy things.