Shape and dimension of water tube for rock drill

This document establishes the fundamental specifications regarding the geometry and dimensional parameters for portable hand drills designed for water pipe applications. It defines precise measurements for critical components to ensure uniformity across manufacturing and operational contexts. The scope covers the physical configurations necessary for compatibility with standard water piping systems, focusing on structural integrity and functional dimensions. By setting clear benchmarks for the external and internal features of these tools, the regulation facilitates consistent production quality and interchangeability. It addresses the shape requirements to optimize user handling and performance in installation tasks. The document serves as a reference for manufacturers and quality control units to verify that products meet the established technical criteria. Adherence to these definitions supports the maintenance of industry standards for equipment used in plumbing and related infrastructure work. The content focuses exclusively on the technical attributes of the device without addressing broader systemic implications or specific application scenarios beyond the defined scope.