cross milling and drilling head
11Grinding (abrasive cutting) — Sketch of how abrasive particles in a grinding wheel remove material from a workpiece. Grinding is an abrasive machining process that uses a grinding wheel as the cutting tool. A wide variety of machines are used for grinding: Hand cranked knife… …
12steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
13Churchill Machine Tool Company — The Churchill Machine Tool Company Limited Type Machine Tool Manufacturer Industry Engineering Fate Taken over, liquidated …
14Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …
15Timeline of the Irish War of Independence — This is a timeline of the Irish War of Independence (or the Anglo Irish War[1]) of 1919–1921. The Irish War of Independence was a guerrilla conflict and most of the fighting was conducted on a small scale by the standards of conventional warfare …
16Dowel — A dowel is a solid cylindrical rod, usually made of wood, plastic or metal. In its original manufactured form, dowel is called dowel rod. Dowel rod is employed in numerous, diverse applications. It is used to form axles in toys, as detents on… …
17technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
18Road — This article is about a route, thoroughfare or way that supports travel by a means of conveyance. For a place outside a harbor where a ship can lie at anchor, see Roadstead. For public roads, see Highway. For other routes, see thoroughfare. For… …
19Chronology of the Irish War of Independence — This is a chronology of Irish War of Independence (or the Anglo Irish War [The war is often referred to as the Irish War of Independence in Ireland and as the Anglo Irish War in Britain, the Tan War by anti Treaty republicans and was known… …
20Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …
