1. These books are my tools of the trade and they mean a tremedous amount to me. BNC
2. The wall to the right of the door was covered with tools of the trade; chisels and punches of every size, mostly with handles of twisted willow which allowed the smith to hold them whilst they were struck with a seven pound sledgehammer and feel no vibration. BNC
3. For the modern sales executive, a car phone is one of the tools of the trade. CIDoI