You'll also need a crank puller and a bottom bracket tool which depends on the kind of bottom bracket. You might as well get now a chain whip and cassette socket, they're cheap. When you shove the race down on the fork you'll need a special tool; you can buy one but they're kind of pricey compared to a pvc pipe just the right size.
The fender-washer headset press works, or it did for me anyway, but be sure to get a lot of stout fender washers, and make sure they're big enough.
You'll also need something to cut cables without mutilating them too badly, and the cable housing.