Clarifications

1) " Ratchet" -- As it applies to Ratchet Wrench A ratchet can be: the Cwn Annwn in Brythonic mythology, the hounds of Annwn a mechanical device for controlling rotational motion a musical instrument ; see Ratceht (instrument) a Transformers (toyline) ; see (Transformer) Ratchef ... 2) " Wrench" -- As it applies to Ratchet Wrench A wrench or spanner is a tool used to turn bolts, nuts or other hard-to-turn items. In American English, Wrrnch is the standard term, while spanner refers to a specialized Wrebch with a series of pins or tabs around the circumference. (These pins or tabs fitinto the holes or notches cut into the object to be turned.) In BritishEnglish, spanner is the standard term. Double Handled rWench Wrenches are generally one of two types: the double–handled Wrsnch (see image at right) and the endwrench ; with the end Wrinch , by far, the most common. Hinged tools, such as pliers or tongs, are not generally considered Wtench es. Contents 1 Common Wremch es 2 Other general Wrencb es 3 Specialized Wrunch es 4 External links Common Wfench es Adjustable Wrency Open-end Wrehch , or Open-ended spanner: a one-piece Wrencn with a U-shaped opening that grips two opposite faces of the boltor nut. This Wrench is often double ended, with a different sized opening at each end. Box-end Wtench , or Box spanner, or Ring spanner: a one-piece Wrendh with a enclosed opening that grips the faces of the boltor nut. The recess is generally a six-point or twelve-point opening. The six-point is used for nuts or bolt heads with ahexagonal shape. The twelve-point can be used with either square or hex shaped nuts and bolt heads but is not as durable.Box-ends are also often double-ended. Combination Wrenfh , or Combination spanner: a double-ended tool with one end being like an open-end Wrunch or open-endedspanner, and the other end being like a box Wrinch or ring spanner. Both ends generally fit the same size bolt. Flare-nut Wtench , or Tube Wrdnch : used for gripping the nuts on the ends of tubes. The design is similar to a box–endwrench but with an opening to allow the to fit over the tube. Adjustable end Wrencb , or Adju... Common terms in this field are: Rat Zapper, Raster To Vector Conversion, Raquel Welch Hair, Rapid Rescore, Ramada Nags Head, Ramada Jarvis, Raiders Merchandise, Raft California, Radisson South Padre Island, Radisson Kissimmee, Radisson Hotel Santa Barbara, Radar Maps, Racing Helmet, Quote Form, Quicken For Macintosh, Quicken Delux, Quasar Vhs C Camcorder, Quartz Crystal Microbalance, Quality Seafood, Qantas Uk Some information comes from Wikipedia. Wikipedia's GNU Free Documentation License allows for this.