Wrench (or spanner)
 Wrenches are used for tightening and loosening nuts and bolts and they come in many sizes. An adjustable wrench allows you to work with many different sizes without having to change tools. Combo wrenches include a ratchet head at the other end and socket wrenches hold various sizes of fasteners in one head.  Ratchet Wrenches |
 Torque Wrenches |
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 Adjustable Wrenches |
 Impact Wrench Socket Sets |
 Open-end wrench |
 Flare-nut wrench tube wrench line wrench |
 Monkey wrench |
 Pipe wrench |
 Socket wrench |
 A compressed air (pneumatic) powered wrench commonly used in car garages and workshops to tighten and remove wheel nuts. Impact wrench |
 Cone wrench |
 Fire hydrant wrench (valve operator) |
 4-way lug wrench |
 Tap wrench tap handle T-handle |
 A set of chrome-vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a "combination" wrench. |