automatic knife
121Crusher — For other uses, see Crusher (disambiguation). A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more… …
122Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… …
123Right to keep and bear arms — The right to keep and bear arms, RKBA, [ [http://acronyms.thefreedictionary.com/rkba What does RKBA stand for? Acronyms and abbreviations by the Free Online Dictionary.] ] or right to bear arms is the concept that people, individually or… …
124Clamp (tool) — A clamp is a fastening device to hold or secure objects tightly together to prevent movement or separation through the application of inward pressure. In the United Kingdom and Australia, the term cramp is often used instead when the tool is for… …
125Chainsaw — For other uses, see Chainsaw (disambiguation). An arborist using a chainsaw to fell a eucalyptus tree A chainsaw (or chain saw) is a portable mechanical saw, powered by electricity, compressed air, hydraulic power, or most common …
126Wrench — For other uses, see Wrench (disambiguation). 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. A wrench or spanner is a tool used to provide grip and mechanical… …
127Lawn mower — A typical modern gasoline powered push mower. A riding mower or ride on …
128Spade — For other uses, see Spade (disambiguation). small spade for clay soil; the other one for sandy soil and loamy soil A spade is a tool designed primarily for the purpose of digging or removing earth.[1] Early spades were made of riven wood. After… …
