When I saw Darren Gough in action in the ODI's in India, that was some really good bowling in the final overs.
Wasim and Waqar could swing the ball in the final overs, which made hem very effective.
Ian Harvey's changes in pace can help save a few runs or take a few wickets, so he too is a contender.
Pollock's accuracy makes him effective in the final overs, along with Ntini's aggression.
Even if it was just one over, Sachin is still capable of bowling a good final over.
The top bowlers in international cricket- Muralitharan, Warne, McGrath, Bond, Pollock, Akhtar,... are capable of bowling well anywhere, anytime, even in the final overs.