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Screwfix Direct Limited, trading as Screwfix, is a retailer of trade tools, accessories and hardware products based in the United Kingdom. [6] Founded in 1979 as the Woodscrew Supply Company, the company was acquired in July 1999 by Kingfisher plc , which also owns B&Q , and is listed on the London Stock Exchange .
The internal-drive square socket for screws (as well as the corresponding triangular socket drive) had been conceived several decades before the invention of the Robertson screw and driver. An earlier patent covering both square-socket- and triangle-socket -drive wood screws, U.S. patent 161,390 , was issued to Allan Cummings of New York City ...
Its main retail brands are B&Q, Castorama, Brico Dépôt and Screwfix. [28] The companies now part of the Kingfisher group are: B&Q; operations in the United Kingdom and Ireland; Brico Dépôt; in France, Spain, Portugal and Romania; Castorama; in France and Poland; Koçtaş; 50% joint venture in Turkey; Screwfix; in the United Kingdom and Ireland
A square screw drive uses four-sided fastener heads which can be turned with an adjustable wrench, open-end wrench, or 8- or 12-point [67] sockets. Common in the 19th and early 20th centuries, when it was easier and cheaper to manufacture than most other drives, it is less common today (although still easy to find) because the external hex is ...
The tool used to drive a slotted screw head is called a standard, common blade, flat-blade, slot-head, straight, flat, flat-tip, [6] or "flat-head" [7] screwdriver. This last usage can be confusing, because the term flat-head also describes a screw with a flat top, designed to install in a countersunk hole. Before the development of the newer ...
The following other wikis use this file: Usage on ce.wikipedia.org Сетал; Кеп:ЧӀагӀдаран хӀуманийн шлицийн кепаш
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