drilling-boring-milling machine
21tool — tooler, n. toolless, adj. /toohl/, n. 1. an implement, esp. one held in the hand, as a hammer, saw, or file, for performing or facilitating mechanical operations. 2. any instrument of manual operation. 3. the cutting or machining part of a lathe …
22Lathe center — Dead center mounted in the spindle of a lathe and being used to support a workpiece being driven by a carrier setup A lathe center, often shortened to center, is a tool that has been ground to a point as to accurately position a workpiece about… …
23Cylindrical grinder — The cylindrical grinder is a type of grinding machine used to shape the outside of an object. The cylindrical grinder can work on a variety of shapes, however the object must have a central axis of rotation. This includes but is not limited to… …
24Countersink — A countersink is a conical hole cut into a manufactured object, or the cutter used to cut such a hole. A common usage is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the… …
25Multimachine — The multimachine is an all purpose open source machine tool that can be built inexpensively by a semi skilled mechanic with common hand tools, from discarded car and truck parts, using only commonly available hand tools and no electricity. Its… …
26jig borer — noun Etymology: jig (I) : a precision machine tool resembling a vertical milling machine, equipped with sensitive adjustments for the table and the position of the cutting tool, and used especially for locating and drilling or boring holes in… …
27International Textbook Company — The International Textbook Company was a book publisher in Scranton, PA in the early 1900s. The company published a number of textbooks, most notably the International Library of Technology volumes that provided technical instruction on topics… …
28Laser cutting — process on a sheet of steel. CAD (top) and stainless steel laser cut part (bottom) Laser cutting is a technology that uses a laser to cut materials, an …
29Machinist — A machinist is a person who uses machine tools to make or modify parts, primarily metal parts, a process known as machining. This is accomplished by using machine tools to cut away excess material much as a woodcarver cuts away excess wood to… …
30Portsmouth Block Mills — The Portsmouth Block Mills form part of the Portsmouth Dockyard at Portsmouth, Hampshire, England, and were built during the Napoleonic Wars to supply the British Royal Navy with pulley blocks. They started the age of mass production using all… …
