A tool is a piece of equipment that (most commonly) provides a mechanical advantage in accomplishing a physical task. The most basic tools are simple machines. For example, a crowbar simply functions as a lever. The further out from the pivot point, the more force is transmitted along the lever.
More on [ Tool ]

Pine Tree Sang Moo Sa - Provides company, product, and ordering information for this manufacturer of martial arts goods.
| Military Museum (Askeri Muze),Harbiye,Istanbul | |
| Next Video | |