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Активность: 3 года, 9 месяцев назад
Threaded fasteners are often used in conjunction with a threaded insert to join two or more objects. Also known as threaded bushings, they provided female threaded to support the use of a fastener with male threading, such as a screw or bolt. The threaded insert is embedded inside an object, after which a screw or bolt can be driven into it. […] Просмотр