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The history of SFS began in 1928 in what was then the Stadler hardware store in Altstätten, Switzerland.In 1949, a branch was opened in nearby Heerbrugg. Motivated by supply bottlenecks, Josef Stadler and Hans Huber decided to set up their own screw production and jointly founded SFS Presswerk AG in 1960.
A speed nut, aka sheet metal nut or Tinnerman nut, is a type of locknut with two sheet metal prongs that act as one thread. They are made from spring steel . Description
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 .
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The two halves of a riveted leather snap fastener. The top half has a groove which "snaps" in place when "pressed" into the bottom half. A snap fastener, also called snap button, press button, [1] press stud, [1] press fastener, dome fastener, popper, snap and tich (or tich button), is a pair of interlocking discs, made out of a metal or plastic, commonly used in place of traditional buttons ...
At a minimum, a screw drive is a set of shaped cavities and protrusions on the screw head that allows torque to be applied to it. [1] [2] Usually, it also involves a mating tool, such as a screwdriver, that is used to turn it. Some of the less-common drives are classified as being "tamper-resistant".
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Depending on required strength and circumstances, there are several material types can be used for fasteners. [7] Steel fasteners (grade 2,5,8) - the level of strength; Stainless steel fasteners (martensitic stainless steel, austenitic stainless steel), Bronze and brass fasteners - water proof usage