drilling-and-boring machine
41Robertson Tunnel — Infobox tunnel name = Robertson Tunnel caption = Robertson Tunnel is named mid platform in the Washington Park station line = westside MAX Blue Line location = Tualatin Mountains, Portland, Oregon, USA coord|45.510661|… …
42Lathe 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… …
43Cylindrical 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… …
44Wiggler (tool) — A Wiggler, Edge Finder, Digital Edge Finder or Center Finder refers to a tool used in the spindle of a machine such as a mill or drill. The device is used to accurately determine edges or markings and therefore the center of a workpiece or a… …
45Beaconsfield Mine collapse — The Beaconsfield Mine collapse occurred on 25 April 2006 in Beaconsfield, Tasmania, Australia. Of the 17 people who were in the mine at the time, 14 escaped immediately following the collapse, one was killed, and the remaining two were found… …
46tool — 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 …
47Clem Jones Tunnel — (CLEM7) North–South Bypass Tunnel Tunnel, 60 metres (200 ft) under the Brisbane River, during the Clem7 Community Open Day Overview Location Brisbane …
48Metalworking terminology — This article is a list of terms commonly used in the practice of metalworking. Contents 1 Processes 1.1 Casting 1.2 Forge work 1.3 Heat treating …
49Digital read out — DRO providing a three axis display with pitch circle calculator, diameter/radius conversion, absolute and incremental toggle, and inch metric toggle A digital read out (DRO) is a small computer (display unit) usually with an integrated keyboard… …
50Heavy equipment (construction) — Heavy machinery redirects here. For the album by Anders Johansson, Jens Johansson and Allan Holdsworth, see Heavy Machinery (album). Heavy equipment vehicles of various types parking near a highway construction site …
