We will introduce the basic knowledge of metric screws, unified screws, and Whitworth screws.
This document provides basic knowledge about screws. Currently, the most commonly used screw standard in Japan is the metric coarse thread, but there are also metric fine threads, unified threads, Whitworth threads, and others in circulation. Therefore, we will explain the basic knowledge of these screws based on JIS (Japanese Industrial Standards). [Contents] ■ Terms related to screws ■ Representation of screws ■ Standard profile of screws ■ Tolerances for screws *For more details, please refer to the PDF document or feel free to contact us.
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Yamazaki Co., Ltd. has a constant inventory of tens of thousands of screws, and we sell not only to businesses and companies but also engage in retail sales and online sales. In addition to screws, we also offer industrial equipment, machine tools, and processing services using our own facilities, catering to a wide range of customers from specialized professionals to the general public.