USF Bulls Key Chain Divot Tool. Now you can show your team spirit carry your keys and your Golf Divot tool all in one. This USF Bulls stainless keychain has a removable divot tool and ballmarker. The ball marker has the USF Bulls logo printed on it. A golfer's favorite A high quality key chain with licensed ball marker and divot repair tool combined in one handsome piece. Three in one golfers tool. By Sun Time Links Walker.