Turnbuckle is a device used to regulate the tension of a sling rope. The intended sling is Webbing Sling, Rope Sling, Wire Rope Sling, Chain Sling, and other tools that require tension regulation. Turnbuckle is also known as a hard needle and there is also a mention of spanskrup.
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ini memiliki beberapa nama mulai dari jarum keras, span scroef hingga span skrup.Pada umumnya difungsikan untuk mengatur ketegangan kawat sling /...