- angle of countersunk head
- angle of countersunk head TECH Kopfwinkel m (DIN ISO 1891)
English-german engineering dictionary. 2013.
English-german engineering dictionary. 2013.
Screw — 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… … Wikipedia
Countersink — 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… … Wikipedia
List of screw drives — Contents 1 Common types 1.1 External types 1.1.1 Square 1.1.2 Hex … Wikipedia
Illustrious class aircraft carrier — The Illustrious class was a class of aircraft carrier of the Royal Navy that were some of the most important British warships in World War II (WWII). They were laid down in the late 1930s as part of the rearmament of British forces in response to … Wikipedia