drilling attachment
31Svalbard — For other uses, see Svalbard (disambiguation). Svalbard Flag …
32Screw — 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… …
33Spitsbergen — This article is about the island. For the archipelago of which it is a part, see Svalbard. Spitsbergen Map of Svalbard with Spitsbergen in the west emphasised Geography Location Arctic Ocean …
34Dental caries — This article is about dental caries in humans. To read about dental caries in other animals, please see dental caries (non human). Dental caries Classification and external resources Destruction of a tooth by cervical decay from dental caries.… …
35Numerical control — CNC redirects here. For other uses, see CNC (disambiguation). A CNC Turning Center …
36Telescopic sight — Scope redirects here. For other uses, see Scope (disambiguation). View through a 4x rifle scope. A telescopic sight, commonly called a scope, is a sighting device that is based on an optical refracting telescope. They are equipped with some form… …
37RONJA — (Reasonable Optical Near Joint Access) is a Free Space Optics device originating in the Czech Republic. It transmits data wirelessly using beams of light. Ronja can be used to replace a segment of LAN, and one can enjoy all activities as if they… …
38Mandrel — For other uses, see Mandrel (disambiguation). Not to be confused with Mandrill (the primate species). Old shop made mandrel for turning hollow objects on an engine lathe …
39Emergency vehicle lighting — refers to any of several visual warning devices, which may be known as light bars or beacons, fitted to a vehicle and used when the driver wishes to convey to other road users the urgency of their journey, to provide additional warning of a… …
40Jerry Voorhis — Member of the U.S. House of Representatives from California s 12th district In office January 3, 1937 – January 3, 1947 …
