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Acme Stem Shaft are trapezoidal thread forms screw. They are the most commonly used for lead screws. They provide high strength to the body of the product. These products are used in areas where large loads are required. These products comes in standardized variations including multiple-start threads, left-hand threads, and self-centering threads. The Acme Stem Shaft is stronger than a comparably sized square thread. We provide products with different sizes, shapes or as per the client specification. Our products are available at a very affordable prices.